Question
A 4.00kg crate is slowly lifted to a height of 1.50m.
a.How much work is done by the lifting force?
b.against gravity?
C.by gravity?
a, Work done is m*g*height
b. the work done is against gravity.
c. Because the box is lifted, the work done by gravity is negative (-mgh)
a.How much work is done by the lifting force?
b.against gravity?
C.by gravity?
a, Work done is m*g*height
b. the work done is against gravity.
c. Because the box is lifted, the work done by gravity is negative (-mgh)