In a photoelectric cell, the wavelength of incident light is changed from 4000oA to 3000oA. The change in stopping potential will be :
A
0.14 V
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
0.24 V
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
0.35 V
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
1.04 V
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is D 1.04 V The Einstein's equation for photoelectric effect is given by eV0=hcλ−W where V0= stopping potential, h= Planck's constant, c= velocity of light, λ=wavelength of incident light and W= work function of metal.