![Calculate the number of photons emitted per second by a 10 W sodium vapour lamp. Assume that 60%... - YouTube Calculate the number of photons emitted per second by a 10 W sodium vapour lamp. Assume that 60%... - YouTube](https://i.ytimg.com/vi/LrLaMwa9gt8/maxresdefault.jpg)
Calculate the number of photons emitted per second by a 10 W sodium vapour lamp. Assume that 60%... - YouTube
![Calculate the number of photons emitted per seconds from a monochromatic light source of 40 W , giving out light of wavelength 5000 A . Calculate the number of photons emitted per seconds from a monochromatic light source of 40 W , giving out light of wavelength 5000 A .](https://dwes9vv9u0550.cloudfront.net/images/4458184/6803c84b-ba60-4d4a-a27b-9c7773ecfe5a.jpg)
Calculate the number of photons emitted per seconds from a monochromatic light source of 40 W , giving out light of wavelength 5000 A .
![Wavelength of rediowaves is 124 nm. Total number of photons per second produced by a source that - YouTube Wavelength of rediowaves is 124 nm. Total number of photons per second produced by a source that - YouTube](https://i.ytimg.com/vi/ADQdFYOFjYE/maxresdefault.jpg)
Wavelength of rediowaves is 124 nm. Total number of photons per second produced by a source that - YouTube
![Calculate the number of photons emitted per sec, by a transmitter of power 10 kW sending radiowaves of frequency 6 xx 10 ^(5) Hz, h = 6.63 xx 10 ^(-34)JS Calculate the number of photons emitted per sec, by a transmitter of power 10 kW sending radiowaves of frequency 6 xx 10 ^(5) Hz, h = 6.63 xx 10 ^(-34)JS](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/645750817_web.png)
Calculate the number of photons emitted per sec, by a transmitter of power 10 kW sending radiowaves of frequency 6 xx 10 ^(5) Hz, h = 6.63 xx 10 ^(-34)JS
![SOLVED: Calculate the total number of photons in the lowest orbital state in a cubic vessel of volume 1 m3 at a temperature of 300 K. What is the total energy of SOLVED: Calculate the total number of photons in the lowest orbital state in a cubic vessel of volume 1 m3 at a temperature of 300 K. What is the total energy of](https://cdn.numerade.com/ask_previews/1a7ece5a-ac82-4181-9e0c-f65dda56d4f2_large.jpg)