ASVAB Shop Information 3

Question 1

What is the primary function of a torque wrench?

Accepted Answer

To tighten fasteners to a specific rotational force

Answer

A torque wrench applies and measures a precise amount of rotational force (torque) to prevent over- or under-tightening fasteners.

Question 2

In plumbing, what type of joint uses heat to fuse copper pipe and fittings together?

Accepted Answer

Sweat (solder) joint

Answer

A sweat joint uses a torch to heat copper pipe and a fitting, then solder is drawn in by capillary action to create a watertight seal.

Question 3

What does 'RPM' stand for in the context of power tools?

Accepted Answer

Revolutions Per Minute

Answer

RPM stands for Revolutions Per Minute, indicating how fast a motor shaft or blade spins.

Question 4

Which type of paint finish is most durable and easiest to clean, making it ideal for trim and doors?

Accepted Answer

Semi-gloss or gloss

Answer

Semi-gloss and gloss finishes are the hardest, most moisture-resistant, and easiest to wipe clean, ideal for high-contact surfaces.

Question 5

What is the purpose of flux when soldering copper pipe?

Accepted Answer

To clean oxides and help solder flow into the joint

Answer

Flux chemically cleans metal surfaces and prevents re-oxidation during heating, allowing molten solder to wet and flow evenly.

ASVAB - Armed Services Vocational Aptitude Battery Practice Test