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An engine which develops one power stroke with every other turn of the crankshaft is the:
1) External combustion unit
2) Two stroke diesel engine
3) V type engine
4) Four stroke natural gas engine
5) Type that requires pre-mixed lube oil and fuel
Four stroke natural gas engine
When using compressed air to each cylinder for starting purposes, the pressure is approximately:
1) 2 100 kPa
2) 3 030 kPa
3) 520 kPa
4) 435 kPa
5) 255 kPa
2 100 kPa
Internal combustion engines used to drive gas compression machinery and which burn natural gas, operate on the _____ stroke cycle.
1) Two or four
2) One
3) Two
4) Rotary
5) Four
Two or four
Compression ignition engines:
1) Need suction and discharge valves
2) Require a spark timing device
3) Need a carburetor to mix the fuel with the air
4) Will compress air only on the compression stroke
5) Will compress air only on the power stroke
Will compress air only on the compression stroke
A two-cycle gasoline engine:
1) Is of more simple construction than a four cycle
2) Must have two cylinders
3) Has more moving parts than a four cycle
4) Requires exhaust valves
5) Produces twice as much power as a four cycle
Is of more simple construction than a four cycle
Ignition in a diesel engine is started by:
1) A glow plug
2) A starter motor
3) Compression in the cylinder
4) A spark plug
5) Air injection
Compression in the cylinder
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