Question


question 14 & 15.

Question question 14 & 15. o o fi

Dear student,
Post multiple queries in a different thread.
Answer to 15 is provided-
$$\begin{gathered} S=ut+\frac{1}{2}at \\ 4=\frac{1}{2}\times a\times 2\times 2 \\ a=2m/s^2 \\ Force=mass\times acceleration=0.500\times 2=1N \\ Regards \end{gathered}$$