A particle of mass m moves along x-direction under the force F(x) = F_0 (1 - x L ) for 0 x L. If the particle starts from rest at x = 0, then what is the speed (v) of the particle at x = L ?

NDA 2026 Physics question

A particle of mass m moves along x-direction under the force for . If the particle starts from rest at x = 0, then what is the speed (v) of the particle at x = L ?

(A)
(B)Correct
(C)
(D)

Answer: (B)

Solution

Work done \displaystyle$ - )dx = - ) =

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Question ID VK-033400