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Engine Basic Components

Total questions: 25

Worksheet time: 8mins

Name
Class
Date
1.
What is the order of the cycles of a 4 cycle engine?
a)
Exhaust, Compression, Power, Intake
b)
Intake, Compression, Power, Exhaust
c)
Intake, Exhaust, Compression,Power
d)
Intake, Power, Exhaust, Compression
2.

A Timing belt or Timing chain links these two components together so that the valves are in sync with the pistons:

a)

the flywheel to the camshaft

b)

the crankshaft to the camshaft

c)

the cylinder head to the camshaft

3.

There are three Basic failures that can happen in an engine:

bad fuel mix, lack of compression and...

a)

lack of exhaust

b)

lack of water

c)

lack of spark

4.

In a car engine's cylinder, valves let fuel in and exhaust out.

The _________ moves these valves

a)

camshaft

b)

timing belt

c)

distributor

5.

Modern cars use internal combustion engines, but some early models used external combustion engines.

What is one example of an external combustion engine?

a)

steam engine

b)

firecracker engine

c)

hydroponic engine

6.

What's another name for the four-stroke engine cycle?

a)

Otto cycle

b)

Tesla cycle

c)

compression cycle

7.

Which of these cars features a popular example of an

air-cooled engine?

a)

Volkswagen Beetle

b)

Tesla Model S

c)

Ford Model T

8.
What does Ci stand for?
a)
Controlled injection
b)
Centrepoint injection
c)
Compressed injection
d)
Compression ignition
9.
What is valve timing?
a)
opening the valve at the right time
b)
closing the valve at the right time
c)
opening and closing of the valve at the right time
d)
not important
10.
What is the term used for the period where both inlet and exhaust valves are open at the same time?
a)
Valve lead
b)
Valve lag
c)
Valve overlap
d)
Valve combined 
11.

Which one of the two valves inside the engine is bigger?

a)

Intake

b)

Exhaust

c)

Same size

d)

Neither

12.

How many times does the crankshaft turn each time the camshaft turns?

a)

Same speed

b)

1/2 Speed

c)

2/1 Speed

d)

1/1 Speed

13.
If an inlet valve clearance (tappet clearance) is too small, what will this cause?
a)
The valve will barely open causing a small explosion
b)
The valve will operate normally but the rockers will wear
c)
The valve will stay open too long causing a loss of compression
d)
There will be a tapping noise that can be heard over the engine
14.

Engine diesel disebut juga

a)

External combustion engine

b)

Spark plug ignition engine

c)

Direct injection engine

d)

Compression ignition engine

15.

A car engine's job is to

a)

convert fuel into heat

b)

convert fuel into motion

c)

convert fuel into exhaust

16.
Passages in the cylinder block that allow coolant to move around the outside of the cylinder and carry off the excess heat generated by combustion are called ________________.
a)
Wet Sleeves
b)
Plenums
c)
Water Jackets
d)
Galleries
17.
Grooves cut into the side surface of the piston are fitting with ________________ that seal in the compression and combustion pressure, and control the lubricating oil film on the wall of the cylinder liner.
a)
Gaskets
b)
O-Rings
c)
Oil Seals
d)
Piston Rings
18.
The area formed by the oil pan and the bottom half of the cylinder block is called the
________________.
a)
Sump
b)
Head Group
c)
Damper
d)
Crankcase
19.
The action of opening and closing the valves is determined by the size and shape of the
________________.
a)
Intake Ports
b)
Cam Lobes
c)
Ring Gear
d)
Cylinder Head
20.
When the cylinder head is bolted to the block, a ________________ is installed between the head and block to maintain an airtight and watertight seal.
a)
Manifold
b)
Head Gasket
c)
Crossover
d)
Header
21.
During the ________________ stroke, both the intake and exhaust valves are closed while the piston moves upward in the cylinder.
a)
Intake
b)
Compression
c)
Power
d)
Exhaust
22.
A ________________ completes a full combustion cycle using only one revolution of the crankshaft.
a)
Three-Cylinder Engine
b)
Two-Stroke Cycle Engine
c)
Four-Stroke Engine
d)
Hybrid Engine
23.
The distance the piston travels between its top dead center and bottom dead center positions is called ________________.
a)
Displacement
b)
Stroke
c)
Bore
d)
Volume
24.

Prevents combustion pressure from blowing by and entering the crankcase

a)

Valves

b)

Compression Rings

c)

Oil Rings

d)

Oil Galleries

25.

Connects the engine to the transmission for power transfer. Has teeth mounted around its circumference to engage the starter.

a)

Harmonic Balancer

b)

Counter Weights

c)

Power Plate

d)

Flywheel

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