A particle is released from height S from the surface of the Earth. At a certain height its kinetic energy is three times its potential energy. The height from the surface of earth and the speed of the particle at that instant are respectively :
A
S/4, √3gS/2
B
S/2, √3gS
C
S/2, 3√gS/2
D
S/4, 3√gS/2

Question

A particle is released from height S from the surface of the Earth. At a certain height its kinetic energy is three times its potential energy. The height from the surface of earth and the speed of the particle at that instant are respectively :

A

S/4, √3gS/2

B

S/2, √3gS

C

S/2, 3√gS/2

D

S/4, 3√gS/2

Accepted Answer

S/4, 3√gS/2

Answer

S/4, √3gS/2

Answer

S/2, √3gS

Answer

S/2, 3√gS/2

NEET 2021 Physics Energy Conservation MCQ Question

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