4 stroke

TDC stands for?

• torque dead center

• timing directed compression

• timing diesel compression

• top dead center

BDC means "bottom dead center"?

• false

• true

crankshaft

• рабочий цикл

• коленвал

• поршень

• сгорание

What is it?

• chamber

• valve

• piston

• spark plug

The four strokes of an internal combustion engine are

• in, out, combustion, exhaust

• intake, out take, compression, power

• intake, compression, power, exhaust

• in, out, power, compression

On the compression stroke ..........

• the intake valve is closed and the mixture is compressed

• the intake valve opens and the mixture is compressed

• the intake and the exhaust valves are opened and the mixture is compressed

On the inlet stroke..............

• the intake and the exhaust valves are closed

• the intake valve is closed

• the intake valve opens

The internal combustion engine is called so because fuel is burned…

• inside the engine

• under the engine

• next to the engine

• outside the engine

what is it?

• power

• exhaust

• crankshaft

• intake

The four stroke engine cycle begins with the _______ stroke.

• power

• intake

• compression

• exhaust