Mechanical Comprehension (MC)

Below are a few sample questions for the Mechanical Comprehension portion of the ASVAB, focused on mechanical and physical principles. Select an option under each question to view the answer. 

Extending the reach of this crane will shift its
In which direction does friction act on this skier?
Why does the intake valve open on this pump when the piston goes down?
Which shelf will support the most weight?
What type of gear arrangement is this?
Mechanical Comprehension (MC)
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