A particle moves in the X-Y plane under the influence of a force such that its linear

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A particle moves in the X-Y plane under the influence of a force such that its linear momentum is `oversetrarrp(t)=A[haticos(kt)-hatjsin(kt)]`, where A and k are constants. The angle between the force and the momentum is
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abe to itna sab solve kyu kra yeh to bina differentiate krke bhi hojata

zaidxix