Crey | A body of mass 2kg travels according to the law x( t ) = pt + qt² + rt³ where p = 3ms⁻¹ , q = 4ms⁻² and r = 5ms⁻³. The force acting on the body at t = 2 seconds is 136 N, 134 N, 158 N, 68 N

A body of mass 2kg travels according to the law x( t ) = pt + qt² + rt³ where p = 3ms⁻¹ , q = 4ms⁻² and r = 5ms⁻³. The force acting on the body at t = 2 seconds is

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136 N
134 N
158 N
68 N

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A body of mass 2kg travels according to the law x( t ) = pt + qt² + rt³ where p = 3ms⁻¹ , q = 4ms⁻² and r = 5ms⁻³. The force acting on the body at t = 2 seconds is

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