Answer:
becomes 4/9times the original force
Around 2.8212 sec
Explanation:
Given the eqn x=1/2at^2+vot
your vo=0
39=1/2(-9.8)t^2
=7.95=t^2
=2.82sec
.5 m
It is correct lol.
i think it would be Galvanometer
because it would have to be a type of coil or wire