ASVAB Mechanical Comprehension Practice Test 208421

Question 4 of 5
Mechanical Advantage

Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. Such a device utilizes input force and trades off forces against movement to amplify and/or change its direction.

If input effort is 400 ft⋅lb, what output effort will be produced by a machine with a mechanical advantage of 3?
1200 ft⋅lb
0ft⋅lb
2400ft⋅lb
300ft⋅lb