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Friday, 9 October

JEE Main 2026 · PhysicsMultiple choiceSingle correctMediumMulti-step

JEE Main 6 April 2026, Shift 1, Physics Q32

Question 32 of 75 in this shift, Physics question 7 of 25, Section A.

A smooth inclined plane ends in a vertical circular loop, as shown in the figure. A small body is released from height hh as shown. If the body exerts a force of three times its weight on the plane at the highest point of circle then the height h=αRh=\alpha R. The value of α\alpha is ________.

The figure, in words

Smooth incline from a point at height h down to the bottom of a vertical circular loop of radius R.
  1. (1)2
  2. (2)4Official answer
  3. (3)3
  4. (4)6

Official answer

Option 2

NTA final key.

Chapter
Work, Energy and Power
Topic
Work and Kinetic Energy
Idea tested
Energy Conservation in Vertical Circles

Same idea in other shifts

Asked 2× in all
  1. 25 Jul 2021, Shift 1 · Q23A pendulum bob has a speed of 3 m/s at its lowest position. The pendulum is 50 cm long. The speed of bob, when the length makes an angle…EasyNumerical value

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. This question needs a figure we do not reproduce; it is described in words above. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.