ASVAB Mechanical Comprehension Exam Study Guide Solutions

ASVAB Mechanical Comprehension Exam Study Guide Solutions force - Ans:-mass × acceleration vector quantities - Ans:-forces that has both size and direction equilibrium - Ans:-a stable situation in which forces cancel one another velocity - Ans:-the speed and direction of a moving object acceleration - Ans:-the rate at which velocity changes pressure - Ans:-force (in pounds) ÷ area (in inches) work - Ans:-force × distance tension is measured in - Ans:-pounds-force or newtons work is measured in - Ans:-foot-pounds power - Ans:-work ÷ time power is measured in - Ans:-horsepower (hp) ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/4 1 horsepower - Ans:-33,000 foot-pounds per minute or 550 foot-pounds per second mechanical advantage - Ans:-when a machine multiplies the force you use mechanical advantage - Ans:-resistance ÷ effort = output force ÷ input force fulcrum - Ans:-point of support to reduce resistance and multiply the effect of effort resistance arm - Ans:-the part of a lever that applies a force on an object effort arm - Ans:-the part of a lever that you apply an input effort force to. to determine how much a lever reduces the amount of effort needed to do work - Ans:-length of effort arm ÷ length of resistance arm = resistance force ÷ effort force mechanical advantage of using a lever - Ans:-effort arm ÷ resistance arm mechanical advantage of using a ramp - Ans:-length of ramp ÷ height of ramp = weight of object being moved ÷ force required to move object