Mechanical Aptitude Mechanical Aptitude Tool Identification and Use 3

Question 1

Which type of screwdriver is required for a fastener with a six-pointed star-shaped recess?

Accepted Answer

Torx

Answer

Torx (star-drive) screwdrivers fit six-pointed star-shaped recesses and are commonly used in automotive and electronics applications.

Question 2

What is the function of a reamer?

Accepted Answer

Enlarging and finishing a drilled hole to an exact diameter

Answer

A reamer is a rotary cutting tool used to enlarge and smooth a previously drilled hole to a precise, finished diameter.

Question 3

A snap ring pliers (circlip pliers) is designed to:

Accepted Answer

Install or remove snap rings from grooves in shafts or bores

Answer

Snap ring pliers have specially tipped jaws that fit into the holes of snap rings, allowing them to be expanded or compressed for installation and removal.

Question 4

Which measuring tool uses an anvil and a spindle to measure small thicknesses with very high accuracy?

Accepted Answer

Micrometer

Answer

A micrometer uses a calibrated screw mechanism between its anvil and spindle to measure dimensions to 0.001 inch or 0.01 mm.

Question 5

What is the primary purpose of a wire stripper tool?

Accepted Answer

Removing insulation from electrical wire without damaging the conductor

Answer

Wire strippers have notched blades sized to various wire gauges that cut through insulation cleanly without nicking the copper conductor.

Mechanical Aptitude Test Practice Test

Mechanical Aptitude Test Practice Test

Mechanical Aptitude Mechanical Aptitude Tool Identification and Use 3