Physics · Electrical Measurements
In an electrodynamometer wattmeter, the deflection of the movable coil is proportional to the _______________.
- 1product of instantaneous current in field coil and potential coil✓
- 2ratio of instantaneous current in field coil and potential coil
- 3sum of instantaneous current in field coil and potential coil
- 4difference of instantaneous current in field coil and potential coil
Correct answer
product of instantaneous current in field coil and potential coil
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