JEE Main Physics question

Physics Work, Energy and Power JEE Main

A body moving with velocity v has momentum and kinetic energy numerically equal. What is the value of v?

(A)2 m/sCorrect
(B)√2 m/s
(C)1 m/s
(D)0.2 m/s

Answer: (A)

Solution

p = E ⟹ mv = ½mv² ⟹ v = 2 m/s.

Question ID VK-153938