AIT Tools & Equipment 2

Question 1

What safety feature on many circular saws stops the blade rapidly when the trigger is released?

Accepted Answer

Electric brake

Answer

An electric brake briefly reverses current to the motor when the trigger is released, stopping blade rotation quickly to reduce the risk of contact injuries.

Question 2

Before operating a keyed chuck drill, which step is absolutely required?

Accepted Answer

Remove the chuck key from the chuck

Answer

The chuck key must always be removed before starting the drill; a key left in the rotating chuck becomes a dangerous projectile that can cause serious injury.

Question 3

What is the function of the spiral flutes on a drill bit?

Accepted Answer

To channel chips and debris out of the hole

Answer

The spiral flutes create a helical channel that carries chips and debris out of the hole as the bit advances, preventing clogging, overheating, and bit breakage.

Question 4

Under what circumstance is it acceptable to remove the guard from an angle grinder?

Accepted Answer

Never — the guard must always remain installed

Answer

Angle grinder guards must never be removed because they protect operators from sparks, debris, and the hazard of disc fragmentation at high RPM.

Question 5

Which power saw is best suited for making curved or irregular cuts in wood or thin materials?

Accepted Answer

Jigsaw

Answer

A jigsaw uses a short, narrow reciprocating blade that can pivot and navigate curves, making it the correct tool for curved or irregular cuts.

(AIT) Apprenticeship and Industry Training Practice Test

(AIT) Apprenticeship and Industry Training Practice Test

AIT Tools & Equipment 2