Author Question: Two forces are applied to a doorknob, perpendicular to the door. The first force is twice as large ... (Read 73 times)

Beheh · **on:** Jul 29, 2018

Two forces are applied to a doorknob, perpendicular to the door. The first force is twice as large as the second force. The ratio of the torque of the first to the torque of the second is

A) 1/4.
B) 1/2.
C) 2.
D) 4.
E) 8.

Question 2

A 120-kg mass rests on a horizontal surface. What is the magnitude of the normal force exerted by the surface on the mass?

What will be an ideal response?