A boy pushes a box of mass 2   kg with a force F → = 20 i ^ + 10 j ^ N on a frictionless surface.…

A boy pushes a box of mass 2 kg with a force F=20i^+10j^N on a frictionless surface. If the box was initially at rest, then _______ m is displacement along the x-axis after 10 s

Solution

F=20i^+10j^

a=Fm=20i^+10j^210i^+5j^

 s=12at2=1210i^+5j^×102

5010i^+5j^m

Displacement along x-axis

50×10500 m

Asked in: JEE Main 2021 (26 Feb Shift 1)

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