Deck 5: Introduction to Basic Engine Operation and Configurations

Question 1

Engine displacement is the volume of space that the ___________moves.

A)crankshaft
B)piston
C)camshaft
D)connecting rod

Answer 1

B

Question 2

The fuel mixture starts out in the bottom of a two-stroke engine crankcase.

Answer 2

True

Question 3

Torque is measured in _______________.

A)ft-lbs.
B)ft-lbs./sec
C)ft-lbs./min
D)kilo pascals

Answer 3

A

Question 4

How does the fuel and air mixture get from the bottom of the crankcase to the combustion chamber in a two- stroke engine?

Question 5

A four-stroke engine has a power stroke every 180 degrees.

Question 6

What is a counter-balancer?

Question 7

The piston is rising on the exhaust stroke of a four-stroke engine.

Question 8

Displacement can be measured in CCs or ____________.

A)Newton meters
B)degrees Kelvin
C)millimeters squared
D)cubic inches

Question 9

A crankshaft turns reciprocating motion into rotary motion.

Question 10

____is the comparison of the volume in the cylinder to the combustion chamber.

A)Cylinder displacement
B)Compression ratio
C)Engine efficiency
D)Brake horsepower

Question 11

A horizontally opposed engine has a lower center of gravity than an in-line engine.

Question 12

What happens in a two-stroke engine at the same time the piston is moving up on the compression stroke?

Question 13

Explain how horsepower and torque are measured.

Question 14

The ____ is supported on either end by bearings.

A)crankshaft
B)wrist pin clip
C)clutch
D)combustion chamber

Question 15

What is open draft cooling?