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Engine performance #7

Authored by Russell Stewart

Specialty

11th - 12th Grade

Used 5+ times

Engine performance #7
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Engine oil service is necessary due to

increased engine/transmission vibration

excessive heat from the combustion chamber

the addition of emission control system

contamination from combustion by products

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Timing belt service intervals are critical on interference engines because

over-heating might occur

loose belts damage waterpumps

valve damage might occur if the belt fails

denotations might occur

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Throttle-by-wire,referred to as fly-by-wire, is advantageous to a conventional throttle cable due to

cost-effectiveness of wire as compared to cable

improved drivability due to accurate data delivery

lessened power output from the alternator

eliminating hard pedal pressure caused by throttle return springs

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The most efficient air/fuel mixture is

12.6:1

14.7:1

18.5:1

20.4:1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT part of a transistor?

collector

emitter

grid

base

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