A body of mass 2 kg is thrown upward with an energy 490 J. The height at which its kinetic energy would become half of its initial kinetic energy will be [ 
]
Text Solution
Verified by ExpertsThe correct answer is:
C
If the kinetic energy would become half, then Potential energy = 
(Initial kinetic energy)
⇒ ⇒ 
⇒ ⇒ 
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