Home
Class 12
PHYSICS
What wil be the number of photons emitte...

What wil be the number of photons emitted per second by a 10W sodium vapour lamp assuming that 90% of the consumed energy is converted into light ? Wavelength of sodium light is 590 nm, `h = 6.63 xx 10^(-34) Js`

A

`0.267xx10^(18)`

B

`0.267xx10^(19)`

C

`0.267xx10^(20)`

D

`0.267xx10^(17)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

Calculate the number of photons emitted per second by a 10 watt sodium vapor lamp. Assume that 90% of the consumed energy is converted into light. Wavelength of sodium light is 590nm. h=6.62xx10^(-34)Js

Calculate the number of photons emitted per second by a 10 watt sodium vapor lamp. Assume that 90% of the consumed energy is converted into light. Wavelength of sodium light is 590nm. h=6.62xx10^(-34)Js

Calculate the number of photons emitted per second by a 10 W sodium vapour lamp. Assume that 60% of the consumed energy is converted into light. Wavelengths of sodium light =590nm.

Calculate the number of photons emitted in 10 h by a 60 W sodium lamp (lamda=5893A) .

The number of photons emitted in 10 hours by a 60 W sodium lamp (lambda of photon = 6000 Å)

Calculate the number of proton emitted in 10 hours by a 60 W sodium lamp ( lambda of photon = 5893 Å)

The number of photons emitted per second by a 60 W source of monochromatic light of wavelength 663 nm is: (h=6.63xx10^(-34)Js )

The number of photons emitted by a 60 W bulb per second, if 10% of the electrical energy supplied to an incandescent light bulb is radiated as visible light, is

If the wavelength of light emitted by a sodium vapour lamp is 5893 A then the numebr of photons emitted in 5 hour by a 50 W lamp will be

Find the number of electrons emitted per second by a 24W source of monochromatic light of wavelength 6600 Å , assuming 3 % efficiency for photoelectric effect (take h= 6.6 xx 10^(-34)Js)