A rope exerts a force
on a 20.0-kg crate. The crate starts from rest and accelerates upward at 5.00 m/s 2 near the surface of the earth.
-How much work was done by the force in raising the crate 4.0 m above the floor?
A)399 J
B)250 J
C)116 J
D)704 J
E)1180 J

Question

A rope exerts a force
 on a 20.0-kg crate. The crate starts from rest and accelerates upward at 5.00 m/s 2 near the surface of the earth. 
-How much work was done by the force  in raising the crate 4.0 m above the floor?
A)399 J 
B)250 J 
C)116 J 
D)704 J 
E)1180 J

Quizplus · Accepted Answer

The Answer of A rope exerts a force
 on a 20.0-kg crate. The crate starts from rest and accelerates upward at 5.00 m/s 2 near the surface of the earth. 
-How much work was done by the force  in raising the crate 4.0 m above the floor?
A)399 J 
B)250 J 
C)116 J 
D)704 J 
E)1180 J

A Rope Exerts a Force