Question

A 16-pound force is applied to a 36-inch input arm. The resultant output torque is

A. 4 pound feet
B. 12 pound feet
C. 48 pound feet
D. 64 pound feet

Answer 1

• 36in=3ft As 1ft=12in
• Now force=16lbs

So

Torque

`\\ \rm\Rrightarrow \tau=3(16)`

`\\ \rm\Rrightarrow \tau=48lbs\:ft`