Commutator Study guides, Class notes & Summaries
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ABYC ELECTRICAL STUDY 1 QUESTIONS WITH 100 % CORRECT ANSWERS
- Exam (elaborations) • 16 pages • 2024
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the reverse polarity indicator is an LED with 2 legs. One of these legs have a resistor of - Answer-25k 
Ohms 
Anodes used in cathodic protection systems shall be - Answer-painted with a protective barrier 
coating 
oil pressure and temperature gauges are - Answer-installed in series 
what type of element are in series - Answer-the switches 
voltage regulator ( inbetween output and breaker) - Answer-controls alternator field voltage 
isolator transformer - Answer-cleans signal 
how much is the i...
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4th Class ABSA Exam Part A Practice Exam Questions With Complete Solutions
- Exam (elaborations) • 113 pages • 2024
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4th Class ABSA Exam Part A Practice Exam 
Questions With Complete Solutions 
Absolute pressure is: - answergauge pressure plus atmospheric pressure 
The motion of moving parts is _____ by friction: 
A: Prevented 
B: Improved 
C: controlled 
D: resisted 
E: Regulated - answerD: resisted 
Voltage is 
a) the rate of current flow 
b) the rate of electron flow 
c) electromotive force 
d) Kinetic energy 
e) A form of power - answerc) electromotive force 
The resistance of a conductor is affected by: 
...
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SOS Mechanic Certificate – Electrical Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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After installing a new battery how long should you wait to allow for pcm time 
: no need to wait 
As blower motor speed decreases the voltage drop across the resistance block.... 
: increases 
What should you do first when replacing junction block or fuse? 
: Unlock the battery ground cable 
The polarity of the voltage applied to the electromagnetic coils of an actual working DC 
motor is.... 
: a commutator 
When performing a volt drop test the volt meter setting should be set to the following...
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Basic Automotive Electrical Cicuits with complete verified solutions 2024
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What are the 5 basic electrical circuits fin automotive electrical systems? 
1. Charging circuit 
2. Starting 
3. Ignition 
4. Lighting 
5. Accessory 
 
 
 
Which circuit supplies all of the electricity for a vehicle whenever the engine is running? 
The charging circuit 
 
 
 
What are the 4 basic parts of a charging circuit? 
1. Batter 
2. Alternator (generator) 
3. Alternator Belt 
4. Voltage regulator 
 
 
 
What is the usual type of battery used in automotive equipment? 
A lead-acid cell-typ...
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Master Electrical REAL Exam Questions And Correct Answers | Verified
- Exam (elaborations) • 33 pages • 2023
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Master Electrical REAL Exam Questions And 
Correct Answers | Verified 
Control the speed of the motor - ANSWER The purpose of having a 
rheostat in the field of a DC shunt motor is to ________. 
An ammeter, a wattmeter, and a voltmeter - ANSWER You are to check 
the power factor of a load, you cannot get a power factor meter, you would 
use__________. 
Lead sheath - ANSWER High voltage cable which is to be installed in 
underground ducts is generally protected with a __________. 
Lower watt...
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SOS Electrical Test Questions and Answers 100% Pass
- Exam (elaborations) • 8 pages • 2024
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SOS Electrical Test Questions and 
 
Answers 100% Pass 
 
As blower motor speed decreases the voltage drop across the resistance block.... increases 
 
What should you do first when replacing junction block or fuse? Unlock the battery ground 
cable 
 
The polarity of the voltage applied to the electromagnetic coils of an actual working DC motor 
is.... a commutator 
 
When performing a volt drop test the volt meter setting should be set to the following.. 3 
volts 
 
The symbol at the RIGHT repr...
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4th Class ABSA Exam Part A Practice Questions and Answers Solved 100% Correct
- Exam (elaborations) • 105 pages • 2024
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4th Class ABSA Exam Part A Practice Questions and 
Answers Solved 100% Correct 
Absolute pressure is: -Answer-gauge pressure plus atmospheric pressure 
The motion of moving parts is _____ by friction: 
A: Prevented 
B: Improved 
C: controlled 
D: resisted 
E: Regulated -Answer-D: resisted 
Voltage is 
a) the rate of current flow 
b) the rate of electron flow 
c) electromotive force 
d) Kinetic energy 
e) A form of power -Answer-c) electromotive force 
The resistance of a conductor is affected by...
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ABYC ELECTRICAL EXAM 2024 WITH 100% ACCURATE SOLUTIONS
- Exam (elaborations) • 17 pages • 2024
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ABYC ELECTRICAL EXAM 2024 WITH 100% ACCURATE SOLUTIONS 
 
 
the reverse polarity indicator is an led with 2 legs. one of these legs have a resistor of - correct answer 25k ohms 
 
anodes used in cathodic protection systems shall be - correct answer painted with a protective barrier coating 
 
oil pressure and temperature gauges are - correct answer installed in series 
 
what type of element are in series - correct answer the switches 
 
voltage regulator ( inbetween output and breaker) - correc...
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NEIEP 400 Final review || with Complete Solutions.
- Exam (elaborations) • 5 pages • 2024
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What material should be used for seating brushes? correct answers Sandpaper 
 
Readings on the meter appear to be inaccurate, what should you do? correct answers Test meter 
 
A machine that converts mechanical energy into electrical energy correct answers Generator 
 
What is the purpose of interpoles in a motor? correct answers Helps prevent neutral planes from shifting 
 
In the basic loop circuit generator armature supplies DC power to what DC elevator hoist motor component? correct answers ...
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NEIEP 400 Final Exam Review Questions and Answers Latest Updated 2024/2025 (100% Verified)
- Exam (elaborations) • 5 pages • 2024
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A machine that converts mechanical energy into electrical energy - 
answers>Generator 
4. What is the purpose of interpoles in a motor? - answers>Helps prevent neutral 
planes from shifting 
5. In the basic loop circuit generator armature supplies DC power to what DC 
elevator hoist motor component? - answers>Motor Armature 
6. If you have leakage resistance to ground, what will you use to test? - 
answers>Megger 
7. What kind of device would you use to measure current without discon...
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