Question 29 (Choice 2) - Physics CBSE Class 12 Sample Paper for 2023 Boards - Solution - Solutions to CBSE Sample Paper - Physics Class 12

Last updated at August 12, 2026 by Teachoo

The graph shows the variation of photocurrent for a photosensitive metal

Question 29b - The graph shows the variation - teachoo.jpg

(a)What does X and A on the horizontal axis represent?

(b)Draw this graph for three different values of frequencies of incident radiation ʋ1, ʋ 2 and ʋ 3 (ʋ 3>ʋ 2>ʋ1) for the same intensity.

(c) Draw this graph for three different values of intensities of incident radiation I1, I2 and I3 (I3> I2>I1) having the same frequency.

Answer:

(a)

A - cut off or stopping potential

X - anode potential

Question 29 -What does X and A on the = V0 class 12 - teachoo.jpg

Next: Question 30 → Remove Ads

Teachoo · Class 12 Explore Class 12

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.

Class 6

Class 7

Class 8

Class 9

Class 10

Class 11

Class 12

Courses

Interesting

Popular