Question

How much deep inside the earth (radius \(R\)) should a man go, so that his weight becomes one-fourth of that on the earth’s surface?

• A. \( \frac{R}{2} \)
• B. \( \frac{3R}{4} \)
• C. \( \frac{R}{4} \)
• D. \( \frac{R}{3} \)

Hint:

Gravity decreases linearly inside Earth.

Answer 1

The Correct Option is B