Basic Engine Construction

Give the correct sequential order in the four piston strokes occur in the engine?

• Intake, compression, power, exhaust.

• Intake, power, compression, exhaust

• Compression, power, intake, exhaust

• Exhaust, compression, intake, power

How many degree do the crankshaft of an automotive engine complete its four-stroke cycle?

• 90°

• 180°

• 360°

• 720°

What is the engine seal is shown ?

• Valve Seal

• Rear Main Bearing Seal

• Camshaft Plug

• Throttle Valve Seal

In four stroke engine cycle, give which stroke ignite the compress air/fuel mixture in combustion chamber?

• Power stroke

• Intake stroke

• Exhaust stroke

• Compression stroke

Identify which the engine design has the highest compression ratio?

• Wankel engine

• Four stroke diesel engine

• Four stroke petrol engine

• Two stroke petrol engine

Name the typical overhead camshaft timing mechanism?

• V Belt

• Gear

• Tooth Belt

• Serpentine Belt

Justify the condition of the intake air so the engine can develops more power?

• Wet

• Cool

• Hot and dry

• Hot and moist

Name the two basic types of piston engines?

• Rotary and reciprocating

• Pushrod and reciprocating

• Gasoline and spark-ignition

• Spark-ignition and compression-ignition

Explain from which action did the engine produces power?

• Valve action.

• Rotation of the crankshaft

• Up-and-down movement of pistons

• Combustion pressure pushing on pistons

Define the intake stroke movement?

• From TDC to BDC

• From BDC to BDC

• From BDC to TDC

• From static to moving