Mechanical Testing 6 weeks exam

True or False. The process of mechanical testing will first help you identify the location of a mechanical problem and then identify the cause of the fault.

• true

• false

What unit of measure is used when testing engine compression and cylinder leakage?

• Pounds per square inch (psi)

• millimeters

• Both A and B

• None of the above

Name this Tool?

• Torque Wrench
• Pliers
• Screwdriver
• Spanner

True or False. On an engine with a separate coil for each spark plug, the primary connector to the coil may be unplugged to disable one cylinder at a time for testing.

• true

• false

When checking cranking compression, which of the following malfunctions is either confirmed or ruled out by performing a wet test on a cylinder with low compression?

• A) Worn piston rings

• B) A small hole in the top of the piston

• C) A burned exhaust valve

• D) A leaking cylinder head gasket

A diesel engine is an example of a ______________ engine

• A) spark ignition

• B) combustion ignition

• C) compression ignition

• D) None of the above

As pressure rises in the cylinder, ______ also rises.

• vacuum

• temperature

• Both A and B

• None of the above

Effort to produce a push or pull action is called:

• energy

• movement

• force

• work

When force causes movement, _______ is done.

• power

• work

• force

• None of the above

The rate or speed at which work is performed is called:

• distance

• force

• power

• thrust