ASVAB MECHANICAL COMPREHENSION PRACTICE EXAM

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ASVAB MECHANICAL COMPREHENSION PRACTICE EXAM

QUESTIONS

Qs and Ans - Expert- Explanation - ing score -8 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: What type of load varies with time or affects a structure that experiences a high degree of movement?

• Static uniformly distributed load
• Dynamic load
• Impact load
• Nonuniformly distributed load

Answer:

• Dynamic load

Question 2: If the green box is 54 ft. from the fulcrum and a certain force applied 6 ft. from the fulcrum at the blue arrow balances the lever, what is the mechanical advantage?

A) 2.25

• 36
• 9
• 18

Answer:

• 9

Question 3: What's the first gear in a gear train called?

Answer:

Driver Gear

Question 4: Which of the following is not a type of structural load?

• Rain load
• Live load
• Dead load
• Wind load

Answer:

• rain load

Question 5: Which of the following is not a modulus of elasticity?

• Stretch modulus
• Bulk modulus
• Stress modulus
• Shear modulus

Answer:

• Stress modulus

Question 6: What is the efficiency of a machine that has a work input of 50 ft. lb. and a work output of 37.5 ft. lb. ?

A) 0.13%

B) 13.33%

C) 750%

D) 75%

Answer:

D) 75%

Question 7: Velocity is:

Answer:

Speed in a particular direction Question 8: What type of load creates different stresses at different locations on a structure?

• Nonuniformly distributed load
• Dynamic load
• Concent load
• Static uniformly distributed load

Answer:

• Nonuniformly distributed load