SSC JE Electrical 2019 with solution SET-1
 Lamp efficiency is measured in

Lumen/lux
Lumen/watt
Lux/watt
Candela/watt

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SSC JE Electrical 2019 with solution SET-1
 In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

1
2
4
3

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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:

Leading
Zero
Lagging
Unity

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