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WorksheetsJunior Weekly Quiz 10/29/2021
Total questions: 20
Worksheet time: 18mins
If an engine noise can be reduced or eliminated by shorting out an individual cylinder, the most likely cause is
Worn timing gears
A cracked flex plate
Worn cam lobe or follower
Worn connecting rod bearing
Engine oil performs which of the following functions?
It helps cool the engine
It lubricates the engine
It cleans the engine
All of the above
A 50/50 mixture of ethylene glycol and water in the cooling system
Raises the boiling point
Lowers the freezing point
Requires changing at specific intervals
All of the above
Coolant in the engine oil would MOST likely indicate a:
Leaking water pump
Stuck thermostat
A leaking head gasket
A leaking transmission cooler
In which of the following orders do the strokes of a four stroke cycle engine occur?
Exhaust, intake, power and compression
Compression, power, intake and exhaust
Intake, compression, power and exhaust
Power, exhaust, compression and intake
What is the purpose of the Camshaft?
Open and Close the Valves
Open the Valves
Close the Valves
Other
What is the purpose of the Valve springs?
Open and Close the Valves
Open the Valves
Close the Valves
Other
What is the name of this component?
Camshaft
Connecting Rod
Crankshaft
Piston Head
What is the name of this component?
Camshaft
Connecting Rod
Crankshaft
Piston Head
Which engine valve configuration has the camshaft in the cylinder block.
OHC
OHV
DOHC
Neither
What direction is the piston traveling during the Power-Stroke?
Up
Down
Left
Right
What's another name for the four-stroke engine cycle?
Otto Cycle
Tesla Cycle
Compression Cycle
Bi Cycle
What's another name for the four-stroke engine cycle?
Otto Cycle
Tesla Cycle
Compression Cycle
Bi Cycle
Which valve is bigger?
Intake Valve
Exhaust Valve
Bothe the same size
A typical interference angle would find the valve faced at an angle of ____________degree(s) less than the seat angle
1
2
3
4
Engine bore refers to:
An engine's horsepower
The diameter of a cylinder
How fast the crankshaft turns
Cylinder layout
Stroke is the distance the piston travels from TDC to ____________.
BTDC
TDC again
BDC
ABCD
The total volume of space displaced by the pistons traveling up and down inside all the cylinders is ________________.
Horsepower
Turbocharger
Torque
Displacement
RPM stands for?
revolutions per minute
revolutions per mile
rotations per mile
rapid piston manufacturer
