ASVAB Mechanical Comprehension exam ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
with correct answers ||\\||\\ ||\\||\\
The wheel of a car has a diameter of 16 inches and moves a
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
smaller wheel of 4 inches. What is the mechanical advantage
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
gained by the system? ||\\||\\ ||\\||\\ ||\\||\\
a.)1:4
b.)4:1
c.)1:2
d.)2:1 - correct answers✔✔b.)4:1
||\\||\\ ||\\||\\ ||\\||\\
A lever
||\\||\\
a.)Reduces resistance ||\\||\\
b.)Multiplies force and changes direction ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)Transmits power from one object to another ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)Cannot move in the reverse direction - correct ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
answers✔✔b.)Multiplies force and changes direction ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Tension can best be called ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)A weight ||\\||\\
,b.)A force ||\\||\\
c.)A movement||\\||\\
d.)A direction - correct answers✔✔b.)A force
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Which of the following wedges generates the greatest amount
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
of force.
||\\||\\
a.)11" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)9" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)7" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)5" long and 4" high - correct answers✔✔a.)11" long and 4"
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
high
You're trying to replace a flat. How much torque are you
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
applying to a wheel nut if you're applying 40 pounds with a ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wrench measuring 9"? ||\\||\\ ||\\||\\
a.)4 ft-lb ||\\||\\
b.)30 ft-lb ||\\||\\
c.)53 ft-lb ||\\||\\
d.)360 ft-lb - correct answers✔✔*Torque is calculated by ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
multiplying force (in pounds) and length (in feet). Thus, 40 ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
pounds multiplied by .75 feet gives us 30 ft-lb of torque. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
,1 ft=12 in
||\\||\\ ||\\||\\
Divide 9 in by 12 ft=.75ft ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)30 ft-lb ||\\||\\
Which of the following situations requires overcoming the least
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
amount of kinetic friction? ||\\||\\ ||\\||\\ ||\\||\\
a.)Pushing an empty refrigerator box down a path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)Pushing a refrigerator in its box down a path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)Pushing an empty refrigerator box down an icy path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)Pushing a refrigerator in its box down an icy path - correct ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
answers✔✔c.)Pushing an empty refrigerator box down an icy ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
path
What measures how much force is applied to an object in order
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
to rotate it?
||\\||\\ ||\\||\\
a.)Torque
b.)Friction
c.)Pressure
d.)Vector - correct answers✔✔a.)Torque ||\\||\\ ||\\||\\ ||\\||\\
, Which of the following is NOT a unit of power?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)Watt
b.)Horsepower
c.)Volt-ampere
d.)Newton - correct answers✔✔d.)Newton ||\\||\\ ||\\||\\ ||\\||\\
What is the potential energy of a 4 lb. book held 50 feet in the
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
air?
a.)1,960 J ||\\||\\
b.)268 J ||\\||\\
c.)200 J ||\\||\\
d.)27 J - correct answers✔✔*Potential energy is calculated by
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
multiplying mass (in kilograms), acceleration due to gravity, and ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
height (in meters). Thus, the potential energy of the book is
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
268.128 J: 1.8 kilograms multiplied by 15.2 meters multiplied by
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
9.8 m/s2.
||\\||\\
b.)268 J ||\\||\\
When a machine compounds the force you use, it gives you a(n)
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)Mechanical advantage ||\\||\\
with correct answers ||\\||\\ ||\\||\\
The wheel of a car has a diameter of 16 inches and moves a
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
smaller wheel of 4 inches. What is the mechanical advantage
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
gained by the system? ||\\||\\ ||\\||\\ ||\\||\\
a.)1:4
b.)4:1
c.)1:2
d.)2:1 - correct answers✔✔b.)4:1
||\\||\\ ||\\||\\ ||\\||\\
A lever
||\\||\\
a.)Reduces resistance ||\\||\\
b.)Multiplies force and changes direction ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)Transmits power from one object to another ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)Cannot move in the reverse direction - correct ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
answers✔✔b.)Multiplies force and changes direction ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Tension can best be called ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)A weight ||\\||\\
,b.)A force ||\\||\\
c.)A movement||\\||\\
d.)A direction - correct answers✔✔b.)A force
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
Which of the following wedges generates the greatest amount
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
of force.
||\\||\\
a.)11" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)9" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)7" long and 4" high ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)5" long and 4" high - correct answers✔✔a.)11" long and 4"
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
high
You're trying to replace a flat. How much torque are you
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
applying to a wheel nut if you're applying 40 pounds with a ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
wrench measuring 9"? ||\\||\\ ||\\||\\
a.)4 ft-lb ||\\||\\
b.)30 ft-lb ||\\||\\
c.)53 ft-lb ||\\||\\
d.)360 ft-lb - correct answers✔✔*Torque is calculated by ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
multiplying force (in pounds) and length (in feet). Thus, 40 ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
pounds multiplied by .75 feet gives us 30 ft-lb of torque. ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
,1 ft=12 in
||\\||\\ ||\\||\\
Divide 9 in by 12 ft=.75ft ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)30 ft-lb ||\\||\\
Which of the following situations requires overcoming the least
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
amount of kinetic friction? ||\\||\\ ||\\||\\ ||\\||\\
a.)Pushing an empty refrigerator box down a path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
b.)Pushing a refrigerator in its box down a path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
c.)Pushing an empty refrigerator box down an icy path ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
d.)Pushing a refrigerator in its box down an icy path - correct ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
answers✔✔c.)Pushing an empty refrigerator box down an icy ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
path
What measures how much force is applied to an object in order
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
to rotate it?
||\\||\\ ||\\||\\
a.)Torque
b.)Friction
c.)Pressure
d.)Vector - correct answers✔✔a.)Torque ||\\||\\ ||\\||\\ ||\\||\\
, Which of the following is NOT a unit of power?
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)Watt
b.)Horsepower
c.)Volt-ampere
d.)Newton - correct answers✔✔d.)Newton ||\\||\\ ||\\||\\ ||\\||\\
What is the potential energy of a 4 lb. book held 50 feet in the
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
air?
a.)1,960 J ||\\||\\
b.)268 J ||\\||\\
c.)200 J ||\\||\\
d.)27 J - correct answers✔✔*Potential energy is calculated by
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
multiplying mass (in kilograms), acceleration due to gravity, and ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
height (in meters). Thus, the potential energy of the book is
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
268.128 J: 1.8 kilograms multiplied by 15.2 meters multiplied by
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
9.8 m/s2.
||\\||\\
b.)268 J ||\\||\\
When a machine compounds the force you use, it gives you a(n)
||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\ ||\\||\\
a.)Mechanical advantage ||\\||\\
