A particle is thrown vertically upwards with velocity 11.2 km s⁻¹ from the surface of earth. Calculate its velocity at height 3 R. Where R is the radius of earth.
A
9.25 km s⁻¹
B
5.6 km s⁻¹
C
11.2 km s⁻¹
D
4.3 km s⁻¹

Question

A particle is thrown vertically upwards with velocity 11.2 km s⁻¹ from the surface of earth. Calculate its velocity at height 3 R. Where R is the radius of earth.

Accepted Answer

5.6 km s⁻¹

Answer

9.25 km s⁻¹

Answer

11.2 km s⁻¹

Answer

4.3 km s⁻¹

AIIMS 2012 Physics Escape Velocity MCQ Question

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