The work function of caesium metal is 2.14 eV. When light of frequency 6 × 10^14 Hz is incident o...

[@JimCorbat-r2p]

Best teacher, you actually explained the things out of ordinary, like why we divided by 1.6 x10^-19. Other will not do that, so thank you sir.

[@neetuskitchen7470]

We need more teachers like him. ❤

[@rohitramola6375]

Sir apke room ma, earthquake arah he syad😂

[@BântêîKhôngsngî]

Tq sir 😊

[@priyanshiraaj]

Really nicely explained

[@Gamingdeadbeat]

I love this sir a lot , ❤❤ I would rate 10/10 everything is perfect 🥰

[@mahabubahmed227]

😊😊😊😊😊