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Saturday, 31 October

JEE Main 2021 · PhysicsMultiple choiceSingle correctEasyConceptual

JEE Main 4 August 2021, Shift 2, Physics Q16

Question 16 of 90 in this shift, Physics question 16 of 30, Section A.

The distance of an equatorial satellite from the centre of Earth which is always above a certain place on the Earth’s surface is -
  1. (1)(GMω2)1/3\left(\frac{GM}{\omega^2}\right)^{1/3}Official answer
  2. (2)(GMω2)1/2\left(\frac{GM}{\omega^2}\right)^{1/2}
  3. (3)(GMω2)2/3\left(\frac{GM}{\omega^2}\right)^{2/3}
  4. (4)(GMω2)\left(\frac{GM}{\omega^2}\right)

Official answer

Option 1

NTA final key.

Same idea in other shifts

Asked 2× in all
  1. 5 Apr 2024, Shift 2 · Q37A satellite revolving around a planet in stationary orbit has time period 6 hours. The mass of planet is one-fourth the mass of earth. The…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.