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19 Cards in this Set
- Front
- Back
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What term is used to describe Electrical pressure |
Voltage |
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What term is used to describe resistance of a circuit? |
ohms |
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If you are unsure of the voltage in a circuit, what range should you select for the meter? |
Higher than expected |
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How is an ammeter connected to a circuit when measuring current? |
In series with the circuit to be tested . |
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Which test would be conducted with the circuit de-energized? |
ohms |
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When a clip on ammeter is used, how many wires should the ammeter be clipped around to attain the correct reading? |
One |
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How is the voltmeter connected to a circuit to attain the correct voltage? |
In parallel with Power On |
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What type of meter is used to determine electron flow or current? |
ammeter |
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What is the purpose of a continuity test? |
To determine whether there is a continuous circuit. |
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When using OHms law, what does E/R represent? |
Amperage |
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When a clip on ammeter is used , what should be done when the amperage is too low? |
Use a 10 wrap multiplier and divide the reading by 10 |
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What does it mean when a digital meter flashes the display ? |
The value has exceeded the meter setting. |
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Which meter is never connected to an energized circuit? |
Ohmeter |
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When determining the Voltage of a DC circuit , where does the red meter lead connect? |
To the positive polarity of the circuit. |
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When taking the resistance of a component , why is it necessary to isolate the component in the circuit? |
To ensure there is no other current pathway. |
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What is EMF and how is it measured? |
Electromotive Force, measured in Volts |
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What test is conducted when a meter is connected to the circuit in series with the power on? |
Amperage |
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An ammeter is connected to a circuit, but the circuits fuse keeps burning out. What is the problem? |
The meter is connected to the load in parallel |
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A voltmeter is correctly connected to a circuit, but the needle deflects below zero. |
Reverse the meter leads. |
