Practice # 4 Circuit Analysis & Troubleshooting
Flashcard
•
Physics
•
Professional Development
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What must be done to a circuit component before using an ohmmeter to check its resistance?
Back
The circuit component must be isolated and the power source removed from the circuit.
2.
FLASHCARD QUESTION
Front
What is an unintentional low resistance path between two components in a circuit called?
Back
A short circuit.
3.
FLASHCARD QUESTION
Front
What is a circuit that is not a complete or continuous path for electron flow called?
Back
An open circuit.
4.
FLASHCARD QUESTION
Front
What happens to current flow when a short is created across a series circuit?
Back
It produces greater than normal current flow.
5.
FLASHCARD QUESTION
Front
What will a voltmeter read when connected across a shorted resistor in a series circuit?
Back
The voltmeter will read zero.
6.
FLASHCARD QUESTION
Front
Define 'open circuit'.
Back
An open circuit is a circuit that is not complete, preventing electron flow.
7.
FLASHCARD QUESTION
Front
Define 'short circuit'.
Back
A short circuit is an unintended low resistance path that allows current to bypass the intended circuit.
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