Question

I was told it was 5.886 J by another tutor on here but that was incorrect so just trying again

Answer 1

The potential energy of gravity is given by:

$\begin{gathered} E=mgh \\ where: \\ m=0.3 \\ h=2 \\ g=9.8 \\ so: \\ E=0.3\cdot2\cdot9.8 \\ E\approx5.9J \end{gathered}$

Answer:

5.9 J