Hertz's observation in regard with photoelectric effect

[@rahulchauhan1395]

You are awesome and underrated teacher

[@aditisavita9257]

I like that type of vedio sir 👍👍👍

[@mspooja2902]

Awesome sir

[@ishetasingh6310]

that was really helpful... thank you sir

[@harsh.rana846]

That haryanvi accent tho🔥

[@jajaborlmch]

nice explanation

[@nitashabansal9076]

thankyou sir

[@SHAHID-e2p]

Wastage of time🙂