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Electrical
NICET Fire Alarm Systems Level I
Power Supplies & Batteries
Knowledge Check
Power Supplies & Batteries
Knowledge Check
Knowledge Check
1 / 10
Why is measuring battery voltage without a load an invalid test?
A
It measures AC voltage instead
B
The meter is not accurate without load
C
Battery chemistry requires a load to measure
D
A failing battery may show normal voltage at rest but drop below minimum under load
Check Answer
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