Trending
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2a
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-1a
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
ProjectileNote
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2c
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-1
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2d
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2e
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2b
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2c
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1.2b
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2a
Date Added (newest)
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book5 Radiation
![CH1_09_HW_30.2_30.3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![CH1_09_HW_30.2_30.3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
CH1_09_HW_30.2_30.3
![LEE YU NOTE5_P4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P4
![LEE YU NOTE5_P5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P5
![LEE YU NOTE5_P3Ans](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P3Ans](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P3Ans
![LEE YU NOTE5_P5_F3Revision](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P5_F3Revision](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P5_F3Revision
![LeeYu_Oxford_Book1_4.1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.1
![LeeYu_Oxford_Book1_4.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.8
![LeeYu_Oxford_Book1_4.6b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.6b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.6b
![LeeYu_Oxford_Book1_4.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.7
![LeeYu_Oxford_Book1_4.4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.4
![LeeYu_Oxford_Book1_4.3b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.3b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.3b
![LeeYu_Oxford_Book1_4.2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.2
![LeeYu_Oxford_Book1_4.3a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.3a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.3a
![LeeYu_Oxford_Book1_4.6a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.6a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.6a
![Lee YU Note5_P.8B](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.8B](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.8B
![Lee YU Note5_BookP66](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_BookP66](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_BookP66
![Lee YU Note5_P.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.8
![Lee YU Note5_P.9Q31.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.9Q31.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.9Q31.7
![Lee YU Note5_P.9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.9
Most popular
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
ProjectileNote
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2e
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2d
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2c
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2b
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2a
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-1
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2c
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1.2b
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-1a
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2a
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1b
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1a
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1b
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1b
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1a
![Book3B_Sec4-3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-3
![Book3B_Sec4-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-2c
![Book3B_Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-2b
![Book3B_Sec4-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-1
Most watched
![nsspaw2e_video_20502](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![nsspaw2e_video_20502](https://video.ttc.edu.hk/view/img/placeholder-image.png)
nsspaw2e_video_20502
Free
![nsspaw2e_video_20501](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![nsspaw2e_video_20501](https://video.ttc.edu.hk/view/img/placeholder-image.png)
nsspaw2e_video_20501
Free
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2a
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book5 Radiation
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1.2b
![Wave_Dse](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Wave_Dse](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Wave_Dse
![Test210522_Ans1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Test210522_Ans1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Test210522_Ans1
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2d
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2c
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2b
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2c
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-1a
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1a
![Test210522_Ans3_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Test210522_Ans3_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Test210522_Ans3_Momentum
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
ProjectileNote
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2e
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2a
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-1
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1b
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1a
13-PHY
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![ProjectileNote](https://video.ttc.edu.hk/view/img/placeholder-image.png)
ProjectileNote
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2e](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2e
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2d](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2d
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2c
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2b
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-2a
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec2-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec2-1
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2c
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1.2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1.2b
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-1a
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec1-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec1-2a
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1b
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec7-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec7-1a
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1b
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1b
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book2_Sec9-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book2_Sec9-1a
![Book3B_Sec4-3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-3
![Book3B_Sec4-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-2c
![Book3B_Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-2b
![Book3B_Sec4-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-1
![Book3B_Sec4-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book3B_Sec4-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Book3B_Sec4-2a
![Wave_Dse](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Wave_Dse](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Wave_Dse
![Zoom20210817_S4_T_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210817_S4_T_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210817_S4_T_WaterWave
![Zoom20210811_S4_T2_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210811_S4_T2_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210811_S4_T2_WaterWave
![Zoom20210811_S4_T1_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210811_S4_T1_WaterWave](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210811_S4_T1_WaterWave
![Test210522_Ans2_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Test210522_Ans2_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Test210522_Ans2_Momentum
![Test210522_Ans3_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Test210522_Ans3_Momentum](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Test210522_Ans3_Momentum
![Test210522_Ans1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Test210522_Ans1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Test210522_Ans1
![Zoom20210608_S4_L_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210608_S4_L_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210608_S4_L_Waves
![2016_LQ05_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2016_LQ05_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2016_LQ05_Lens
![Lens_MC](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lens_MC](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lens_MC
![2013_LQ08_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2013_LQ08_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2013_LQ08_Lens
![2014_LQ06_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2014_LQ06_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2014_LQ06_Lens
![2012_LQ07_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2012_LQ07_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2012_LQ07_Lens
![Zoom20210528_S4_T_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210528_S4_T_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210528_S4_T_Lens
![Zoom20210601_S4_T_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210601_S4_T_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210601_S4_T_Lens
![Zoom20210607_S4_T_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210607_S4_T_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210607_S4_T_Waves
![Zoom20210604_S4_T_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Zoom20210604_S4_T_Waves](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Zoom20210604_S4_T_Waves
![210603TestAns](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![210603TestAns](https://video.ttc.edu.hk/view/img/placeholder-image.png)
210603TestAns
![2016_LQ05_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2016_LQ05_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2016_LQ05_Lens
![Lens_MC](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lens_MC](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lens_MC
![2013_LQ08_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2013_LQ08_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2013_LQ08_Lens
![2014_LQ06_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2014_LQ06_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2014_LQ06_Lens
![2012_LQ07_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![2012_LQ07_Lens](https://video.ttc.edu.hk/view/img/placeholder-image.png)
2012_LQ07_Lens
![Sec5-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec5-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec5-2b
![Sec5-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec5-2c](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec5-2c
![Sec5-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec5-1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec5-1
![Sec5-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec5-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec5-2a
![Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec4-2b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec4-2b
![Sec4-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec4-1b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec4-1b
![Sec4-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec4-1a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec4-1a
![Sec4-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Sec4-2a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Sec4-2a
![FP-12_14](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-12_14](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-12_14
![EP-16_18](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-16_18](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-16_18
![MNP-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![MNP-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
MNP-5_6
![MNP-2_4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![MNP-2_4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
MNP-2_4
![EP-Ans17_18](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-Ans17_18](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-Ans17_18
![EP-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-5_6
![EP-7_8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-7_8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-7_8
![EP-1_4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-1_4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-1_4
![EP-9_10](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-9_10](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-9_10
![EP-20_21](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-20_21](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-20_21
![EP-19_20](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-19_20](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-19_20
![EP-11_12](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-11_12](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-11_12
![EP-13_15](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-13_15](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-13_15
![EP-Ans_8_12](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![EP-Ans_8_12](https://video.ttc.edu.hk/view/img/placeholder-image.png)
EP-Ans_8_12
![FP-6_7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-6_7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-6_7
![FP-4_5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-4_5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-4_5
![FP-16_17](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-16_17](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-16_17
![FP-18](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-18
![FP-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-2_3
![Ans_FP-14_15](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Ans_FP-14_15](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Ans_FP-14_15
![FP-10_11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-10_11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-10_11
![Ans_FP-11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Ans_FP-11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Ans_FP-11
![FP-8_9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![FP-8_9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
FP-8_9
![Ans_FP-9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Ans_FP-9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Ans_FP-9
![Heat_Conduction_P-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Heat_Conduction_P-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Conduction_P-2_3
![Heat_Convection_P4_5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Heat_Convection_P4_5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Convection_P4_5
![Heat_Conduction_P-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Heat_Conduction_P-5_6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Conduction_P-5_6
![Heat_Convection_P-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Heat_Convection_P-2_3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Convection_P-2_3
![Heat_Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Radiation
![Heat_Conduction_P-4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Heat_Conduction_P-4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Heat_Conduction_P-4
![nsspaw2e_video_20502](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![nsspaw2e_video_20502](https://video.ttc.edu.hk/view/img/placeholder-image.png)
nsspaw2e_video_20502
Free
![nsspaw2e_video_20501](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![nsspaw2e_video_20501](https://video.ttc.edu.hk/view/img/placeholder-image.png)
nsspaw2e_video_20501
Free
![Note6_3_P-2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Note6_3_P-2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Note6_3_P-2
![Lee YU Note5_P.6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.6](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.6
![Lee YU Note5_P.10-11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.10-11](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.10-11
![Lee YU Note5_P.9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.9](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.9
![Lee YU Note5_P.9Q31.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.9Q31.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.9Q31.7
![Lee YU Note5_P.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.8
![Lee YU Note5_BookP66](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_BookP66](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_BookP66
![Lee YU Note5_P.8B](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Lee YU Note5_P.8B](https://video.ttc.edu.hk/view/img/placeholder-image.png)
Lee YU Note5_P.8B
![LeeYu_Oxford_Book1_4.6a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.6a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.6a
![LeeYu_Oxford_Book1_4.3a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.3a](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.3a
![LeeYu_Oxford_Book1_4.2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.2](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.2
![LeeYu_Oxford_Book1_4.3b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.3b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.3b
![LeeYu_Oxford_Book1_4.4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.4
![LeeYu_Oxford_Book1_4.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.7](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.7
![LeeYu_Oxford_Book1_4.6b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.6b](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.6b
![LeeYu_Oxford_Book1_4.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.8](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.8
![LeeYu_Oxford_Book1_4.1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LeeYu_Oxford_Book1_4.1](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LeeYu_Oxford_Book1_4.1
![LEE YU NOTE5_P5_F3Revision](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P5_F3Revision](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P5_F3Revision
![LEE YU NOTE5_P3Ans](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P3Ans](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P3Ans
![LEE YU NOTE5_P5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P5](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P5
![LEE YU NOTE5_P4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![LEE YU NOTE5_P4](https://video.ttc.edu.hk/view/img/placeholder-image.png)
LEE YU NOTE5_P4
![CH1_09_HW_30.2_30.3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![CH1_09_HW_30.2_30.3](https://video.ttc.edu.hk/view/img/placeholder-image.png)
CH1_09_HW_30.2_30.3
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)
![Book5 Radiation](https://video.ttc.edu.hk/view/img/placeholder-image.png)