SSC JE Electrical 2019 with solution SET-1
 A single-phase circuit’s power factor can be measured with a/an

Combination of a voltmeter and ammeter
Combination of a voltmeter, ammeter, and wattmeter
Wattmeter alone
Energy meter alone

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SSC JE Electrical 2019 with solution SET-1
 The Norton’s current in the circuit shown below is

4A
120A
12A
2A

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SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Lagging
Unity
Zero
Leading

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