A 3.00-kg stone is dropped from a 39.2 m high building.When the stone has fallen 19.6 m,the magnitude of the impulse the Earth has received from the gravitational force exerted by the stone is
A)9.80 N s.
B)19.6 N s.
C)29.4 N s.
D)58.8 N s.
E)118 N s.

Question

A 3.00-kg stone is dropped from a 39.2 m high building.When the stone has fallen 19.6 m,the magnitude of the impulse the Earth has received from the gravitational force exerted by the stone is
A)9.80 N s. 
B)19.6 N s. 
C)29.4 N s. 
D)58.8 N s. 
E)118 N s.

Quizplus · Accepted Answer

The Answer of A 3.00-kg stone is dropped from a 39.2 m high building.When the stone has fallen 19.6 m,the magnitude of the impulse the Earth has received from the gravitational force exerted by the stone is
A)9.80 N s. 
B)19.6 N s. 
C)29.4 N s. 
D)58.8 N s. 
E)118 N s.

A 300-Kg Stone Is Dropped from a 39