ASVAB Mechanical Comprehension, Exams of Public Health

ASVAB Mechanical Comprehension

Typology: Exams

2025/2026

Available from 12/25/2025

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ASVAB Mechanical
Comprehension
gears โœ” Ans - systems that produce a massive amount of
mechanical advantage
opposite โœ” Ans - If a gear set is even the final gear will
spin the _____________ way as the first gear.
Same โœ” Ans - If a gear set is odd the final gear will spin
the ____________ way as the first gear.
M= Teeth of output gear/ Teeth of input gear โœ” Ans -
Mechanical advantage equation for amount of teeth on a gear...
746 watts โœ” Ans - 1 electrical horsepower=......
500 ft-lbs โœ” Ans - 1 mechanical horsepower=... per second
33000 ft-lbs โœ” Ans - 1 mechanical horsepower=... per
minute
horsepower โœ” Ans - The power needed to move 550
pounds one foot over the period of one second is commonly
referred to as ...
7hp โœ” Ans - Jack needs to pull a truck for 1 minute. The
truck weighs 115.5 tons. What's the minumum number of
horsepower necessary? (multiply tons to pounds, then divide
by hp per minute)
8hp โœ” Ans - An elevator motor requires 5,968 watts to
operate. What is the horsepower of the electric motor
operating the elevator?
incompressable โœ” Ans - Liquids are ___________.
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ASVAB Mechanical

Comprehension

gears โœ” Ans - systems that produce a massive amount of mechanical advantage opposite โœ” Ans - If a gear set is even the final gear will spin the _____________ way as the first gear. Same โœ” Ans - If a gear set is odd the final gear will spin the ____________ way as the first gear. M= Teeth of output gear/ Teeth of input gear โœ” Ans - Mechanical advantage equation for amount of teeth on a gear... 746 watts โœ” Ans - 1 electrical horsepower=...... 500 ft-lbs โœ” Ans - 1 mechanical horsepower=... per second 33000 ft-lbs โœ” Ans - 1 mechanical horsepower=... per minute horsepower โœ” Ans - The power needed to move 550 pounds one foot over the period of one second is commonly referred to as ... 7hp โœ” Ans - Jack needs to pull a truck for 1 minute. The truck weighs 115.5 tons. What's the minumum number of horsepower necessary? (multiply tons to pounds, then divide by hp per minute) 8hp โœ” Ans - An elevator motor requires 5,968 watts to operate. What is the horsepower of the electric motor operating the elevator? incompressable โœ” Ans - Liquids are ___________.

conform โœ” Ans - Liquids perfectly ___________ to their containers. equally โœ” Ans - Pressure applied to an enclosed liquid is __________ distributed throughout it. Pressure= Force/Area โœ” Ans - What is the formula for pressure? 0.43 โœ” Ans - For water, there is about ______ pounds of pressure per square inch for every foot of water depth Divide the output by the efficiency โœ” Ans - If given a problem with and output and efficiency of the output, what do you do to find the initial force? fixed pulley โœ” Ans - A _______________ is when a rope or chain or something similar is wrapped around a wheel or axle in order to raise or move a weight. changes โœ” Ans - A wheel/axle simply __________ the direction of the force exerted to move the weight increase โœ” Ans - Multiple pulleys _______ mechanical advantage. four โœ” Ans - The mechanical advantage of a four legged pulley is equal to _____ times the effort initially expended toward moving the object. MA=W/T=n โœ” Ans - The equation to find out how many times a rope should wrap between the fixed pulley and the movable pulley is... Mechanical Advantage= Weight/Tension= number of legs โœ” Ans - MA=W/T=n

7 โœ” Ans - If a wedge has a length of 21 cm and a width of 3 cm, what is the mechanical advantage? pascal's law โœ” Ans - The amplification of force in a hydraulic system vector quantity โœ” Ans - Gravity is a type of force, and since force has magnitude and direction it is known as a ... 2KE = mv2 โœ” Ans - Which of the following describes the relationship between kinetic energy, mass, and velocity? KE = ยฝ(mv)2 โœ” Ans - Kinetic energy is defined as... (formula) 2 โœ” Ans - At minimum, how many pulleys are there in a block and tackle system? decreases โœ” Ans - As torque increases, speed ___________. increases โœ” Ans - As torque decreases, speed __________. equal โœ” Ans - When the distance of a life is the same as the distance the initial force travels, the force in will ______ the force out. decreasing; horizontally โœ” Ans - Making a wedge longer relative to its height (less slope) will change this by ____________ the amount of lift that takes place as the wedge is moved ______________. Gravity's relationship to mass โœ” Ans - What is a component of potential energy? Kinetic energy โœ” Ans - Energy in a moving object. Potential energy โœ” Ans - Energy that can be released under certain conditions.

Chemical energy โœ” Ans - Energy stored in chemicals, such as in a flashlight battery. Electric energy โœ” Ans - Energy in moving electrons in an electric current. Nuclear energy โœ” Ans - Energy released by reactions in the nucleus of an atom. Solar energy โœ” Ans - Energy in the heat and light from the sun.