Question

answer these questions fast c for chemistry, p for physics ​

Answer 1

Explanation:

4. Potential energy of body B=mgh=m×9.8×3h (g=9.8m/s²)

Potential energy of body A=mgh=m×9.8×h (g=9.8m/s²)

Ratio of potential energies=m×9.8×3h

m×9.8×h

=3:1