Question

The linear momentum p of a body varies with time and it is given by equation $p=x+y{{t}^{2}}$ where $x$ and $y$ are constants. The net force acting on the body for a one dimensional motion is :

• A. proportional to ${{t}^{2}}$
• B. constant
• C. proportional to $\frac{1}{t}$
• D. proportional to t

Answer 1

Answer: (D)

proportional to t

Answer 2

Answer (d) proportional to t