JEE · NEET Previous Year Question

The acceleration due to gravity on the earth's surface at the poles is and angular velocity of the earth about the axis passing through the pole is . An object is weighed at the equator and at a height h above the poles by using a spring balance. If the weights are found to be same, then is where is the radius of the earth)

Topic: JEE PYQ

Answer: A. Full step-by-step solution below.

  1. A
  2. B
  3. C
  4. D

Correct answer: A

Solution

(a) JEE Main 2020



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