AUT-101 WK1 Ch 16

Front

As the air molecules are squeezed together more tightly, the pressure and the temperature ____ because of friction between the air molecules as they bounce off each other with ____ force.

Back

Rise; greater

Front

Work is equal to ________.

Back

Distance moved times force applied

Front

Technician A says that spark ignition engines use glow plugs. Technician B says that compression ignition engines don't need spark plugs. Who is correct?

Back

Technician B

Front

As ____ is a twisting or turning force, ____ is the rate (in time and distance) at which that force (____) is produced.

Back

Torque is a twisting or turning force, horsepower is the rate at which that force (torque) is produced.

Front

Typically, if well maintained, an automotive engine will last many years and ______ miles (322,000 kilometers [km]) or more.

Back

200,000

Front

In a conventional four-stroke cycle, the ______.

Back

Compression and the power (expansion) strokes are the same length

Front

This color exhaust emitting from a vehicle's engine indicates an excessively rich fuel mixture: Black, Gray, White, Blue

Back

Black

Front

The bore is measured across the cylinder, parallel with the block deck, which is the machined surface of the block farthest from the crankshaft.

Back

True

Front

The trouble with a gear-to-gear design is that it tends to be a bit noisy compared to a ______ and the camshaft needs to be relatively close to the crankshaft.

Back

Both A and B

Front

The cylinder head will always contain the ______ of the engine.

Back

valves