Electrical Engineering · Electrical Measurements
A shunt with a positive temperature coefficient of resistance is used for high DC current measurement. If the temperature of the shunt rises due to self-heating, the measured value of the current indicated by the meter will:
- 1Drop instantly to zero
- 2Remain unaffected
- 3Decrease compared to the actual current✓
- 4Increase compared to the actual current
Correct answer
Decrease compared to the actual current
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