Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6

Q.

If the wave length of light in an experiment on photoelectric effect is doubled keeping the intensity constant

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya

a

All the above

b

The stopping potential decreases if electrons are emitted

c

The photo electrons may or may not be emitted

d

The photoelectric current does not change if electrons are emitted

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

detailed_solution_thumbnail

If the wavelength of photon is doubled frequency and energy of the photon becomes halved. If the frequency is still more than threshold frequency then photoelectric current remains same. As frequency is decreased stopping potential also decreases.

Watch 3-min video & get full concept clarity

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
If the wave length of light in an experiment on photoelectric effect is doubled keeping the intensity constant