A body of mass 4 Kg starts from the origin with an initial velocity of U^{-}=(15i^{⋀}+20j^{⋀})ms^{-1}.A constant force of F^{-}=(-4i^{⋀}-8j^{⋀})N acts on the body. The X - component of velocity at which the y-component of velocity becomes zero in ms^{-1} is

NEET Exam Model Paper 14

Question : 18 of 180

Marks: +1, -0

A body of mass 4 Kg starts from the origin with an initial velocity of

−

=(15

⋀

+20

⋀

)ms−1.A constant force of

−

=(−4

⋀

−8

⋀

)N acts on the body. The X - component of velocity at which the y-component of velocity becomes zero in ms−1 is

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