Physics · Electrical Measurements
A wattmeter may fail to give a true reading due to several sources of error, prominent among which is/are:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1the connection of potential coil circuits and inductance/capacitance present in it✓
- 2the pure resistance present in the potential coil
- 3the stray magnetic field hysteresis only
- 4the incorrect choice of load scale markings
Correct answer
the connection of potential coil circuits and inductance/capacitance present in it
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