Author Question: A truck is using a hook to tow a car whose mass is one quarter that of the truck. If the force ... (Read 83 times)

yoooooman · **on:** Jul 29, 2018

A truck is using a hook to tow a car whose mass is one quarter that of the truck. If the force exerted by the truck on the car is 6000 N, then the force exerted by the car on the truck is

A) 12000 N.
B) 24000 N.
C) 1500 N.
D) 6000 N.
E) We need to know if the car is accelerating to answer this question.

Question 2

The earth has radius R. A satellite of mass 100 kg is in orbit at an altitude of 3R above the earth's surface. What is the force that Earth exerts on the satellite at the altitude of its orbit?

A) 61 N
B) 110 N
C) 9000 N
D) 16,000 N