Calculate the no. of photons per second | Dual nature of light | Physics | Khan Academy
Channel: Khan Academy India - English
Date: 2021-07-23

Let's calculate the number of photons emitted per second from a 100 watt light bulb, and the no. of photons hitting the wall per second from a 5W/m^2 intensity laser light. 

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Created by Mahesh Shenoy