bellringer engines 11/7/2022

In internal combustion engines, each cylinder contains a...

• shaft

• piston

• chamber

• camshaft

When the intake valve closes. The piston moves..

• downwards

• upwards

• sideways

• clockwise

The combustion of fuel is produced in enclosed, sealed spaces called....

• fuel injectors

• combustion chambers

• spark plugs

• piston cylinders

An engine is a device that changes _________ energy in fuel to __________ energy.

• mechanical, chemical

• chemical, mechanical

• kinetic, chemical

• chemical, kinetic

This links the piston to the crankshaft.

• Connecting rod

• Camshaft

• Valve stem

• Piston rings

In a four stroke engine, gasoline must be mixed with the correct amount of _____________.

• Water

• Oil

• Carbon dioxide

• Air

A _________ is the full travel of the piston, in either direction.

• revolution

• turn

• cycle

• stroke

The _____ is a heavy hub mounted on a rubber ring and keyed to the crankshaft snout.

• dynamic tuner

• oscillation dampner

• harmonic balancer/crankshaft damper

• vibration snubber

A_________is used to prevent timing belt slack.

• dampner
• idler
• tensioner
• ram

Harmonic vibration is a high-frequency movement resulting from twisting and untwisting of the crankshaft.

• True

• False