JEE Main 2026 · 4 Apr · Shift 2 · Physics Q26 · Dronacharya Exams

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PhysicsList match+4 / -1Question 26 of 75

Match the LIST-I with LIST-II

Choose the correct answer from the options given below:

List-I

A
Planck's constant
B
Stopping potential
C
Work function
D
Threshold frequency

List-II

I
$ML^2T^{-2}$
II
$T^{-1}$
III
$ML^2T^{-1}$
IV
$ML^2T^{-3}A^{-1}$

A

A-III, B-IV, C-I, D-II

B

A-I, B-II, C-III, D-IV

C

A-IV, B-III, C-I, D-II

D

A-I, B-IV, C-III, D-II

Answer and worked solution

Official answer: A

Dimensions.

Planck's constant (energy × time): $ML^2T^{-1}$ (III).
Stopping potential (energy per charge): $ML^2T^{-3}A^{-1}$ (IV).
Work function (energy): $ML^2T^{-2}$ (I).
Threshold frequency: $T^{-1}$ (II).

(A)

Topics:Dimensional analysis Photoelectric effect

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