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Physics-Escape Velocity

NEET Physics Escape Velocity MCQ Question

Type: MCQ-fact-Easy-Class 11

What is the minimum speed required for an object to escape from the surface of the Earth?

A

11.2 km/s

B

9.8 km/s

C

7.5 km/s

D

12.5 km/s

Correct Answer

Option A

Detailed Explanation

The minimum speed required for an object to escape from the surface of the Earth is approximately 11.2 km/s, as derived from the equation (V_i) min = √(2GM/R) when h = 0.

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