Page 40 - Understanding Automotive Electronics
P. 40
2735 | CH 1 Page 27 Tuesday, March 10, 1998 10:52 AM
AUTOMOTIVE FUNDAMENTALS 1
Quiz for Chapter 1
1. The term TDC refers to 5. Most automobile engines are
a. the engine exhaust system a. large and heavy
b. rolling resistance of tires b. gasoline-fueled, spark-ignited,
c. crankshaft position liquid-cooled internal
corresponding to a piston at combustion type
the top of its stroke c. unable to run at elevations
d. the distance between that are below sea level
headlights d. able to operate with any fuel
other than gasoline
2. The distributor is
a. a rotary switch that connects 6. An exhaust valve is
the ignition coil to the various a. a hole in the cylinder head
spark plugs b. a mechanism for releasing the
b. a system for smoothing tire combustion products from
load the cylinder
c. a system that generates the c. the pipe connecting the
spark in the cylinders engine to the muffler
d. a section of the drivetrain d. a small opening at the bottom
of a piston
3. The air–fuel ratio is
a. the rate at which combustible 7. Power is produced during
products enter the engine a. intake stroke
b. the ratio of the mass of air to b. compression stroke
the mass of fuel in a cylinder c. power stroke
before ignition d. exhaust stroke
c. the ratio of gasoline to air in 8. The transmission
the exhaust pipe
d. intake air and fuel velocity a. converts rotary to linear
motion
ratio
b. optimizes the transfer of
4. Ignition normally occurs engine power to the drivetrain
a. at BDC c. has four forward speeds and
b. at TDC one reverse
c. just after TDC d. automatically selects the
d. just before TDC highest gear ratio
UNDERSTANDING AUTOMOTIVE ELECTRONICS 27
