JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 24 June 2022, Shift 2, Physics Q43

Question 43 of 90 in this shift, Physics question 13 of 30, Section A.

A fly wheel is accelerated uniformly from rest and rotates through 5 rad in the first second. The angle rotated by the fly wheel in the next second, will be :

(1)7.5 rad
(2)15 radOfficial answer
(3)20 rad
(4)30 rad

Official answer

Option 2

NTA final key.

Chapter: System of Particles and Rotational Motion
Topic: Kinematics in 1D
Idea tested: Displacement in the nth Second

Same idea in other shifts

Asked 6× in all

8 Apr 2026, Shift 2 · Q50Two masses of 3.4 kg and 2.5 kg are accelerated from an initial speed of 5 m/s and 12 m/s, respectively. The distances traversed by the…MediumNumerical value
4 Apr 2024, Shift 1 · Q34A body travels 102.5 m in n $^{th}$ second and 115.0 m in (n + 2) $^{th}$ second. The acceleration is :EasySingle correct
5 Apr 2024, Shift 1 · Q51A body moves on a frictionless plane starting from rest. If $S_n$ is distance moved between $t=n-1$ and $t=n$ and $S_{n-1}$ is distance…EasyNumerical value
30 Jan 2024, Shift 1 · Q51The displacement and the increase in the velocity of a moving particle in the time interval of t to $(t+1)$ s are 125 m and 50 m/s,…MediumNumerical value
3 Aug 2021, Shift 1 · Q3A body moving with an initial velocity of 10 $m/s$ , maintains a constant acceleration for 20 $s$ . If it covers a distance of 88 $m$ in its…MediumSingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.