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The momentum of a body in two perpendicular direction at any time 't' are given by Px= 2t2 + 6 and \large {P_y} = \frac{{3{t^2}}}{2} + 3 . The force acting on the body at t = 2 sec is

a
5 units
b
2 units
c
10 units
d
15 units

detailed solution

Correct option is C

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Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.

Statement II : The equality of mg and R has no connection with the third law.


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