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

Q.

The figure shows the variation of photo-current with anode potential for a photo-sensitive surface for three different radiations. Let Ia,  Ib  and  Ic be the intensities and fa,  fb  and  fc be the frequencies for the curves a. b and c respectively

Question Image

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

fa=fb  and  lalb

b

fa=fb  and  la=lc

c

fa=fb  and  la=lb

d

fa=fb  and  lalc

answer is A.

(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

The stopping potential for curves a and b is same.

fa=fb

Also saturation current is proportional to intensity

Ia=Ib

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