ASVAB PREP 2023 MECHANICAL COMPREHENSION EXAM

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ASVAB PREP 2023 MECHANICAL COMPREHENSION EXAM

QUESTIONS

Qs and Ans - Expert- Explanation - ing score -11 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Speed is different from velocity because

Answer:

velocity involves both speed and direction

Question 2: While attempting to push a heavy box across the floor

Answer:

The coefficient of static friction is dependent on the nature of the surface the box is resting on.

Question 3: Torque

Answer:

The degree to which a force causes an object to rotate

Question 4: Efficiency of a machine is determined by

Answer:

how much of the source energy is converted into usable energy

Question 5: A hockey puck sliding on the ice

Answer:

experiences kinetic friction

Question 6: In order to apply more torque to a bolt, a mechanic could

Answer:

use a longer wrench Question 7: Mechanical advantage of a wheel and axle system where the driven wheel has a radius of 10 inches and the drive wheel has a diameter of 5 inches

Answer:

4:1

Question 8: A vehicle travels at a constant speed on the highway. It can be said that:

Answer:

The net force acting on the vehicle are zero.Question 9: One pound of force is applied to move an object a distance of one foot. How much work has been done?

Answer:

• foot pound

Question 10: Mechanical advantage is the advantage gained by the use of ___ in transmitting force

Answer:

A mechanism Question 11: In order to hit a baseball so that the ball has greater velocity the player must

Answer:

make contact with the ball for a longer period of time