SSC JE Electrical 2019 with solution SET-2
In the two-wattmeter method of three-phase power measurement of a balanced load, if the reading of one meter is −200W, then the power factor of the load is

Greater than 0.5
Equal to zero
Equal to 0.5
Less than 0.5

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SSC JE Electrical 2019 with solution SET-2
Four relations have been given. Select the correct relation?

Flux = MMF/Permeance.
MMF = Flux/Reluctance
MMF = Flux/Reluctance
MMF = Flux/Permeance

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SSC JE Electrical 2019 with solution SET-2
Which of the following comes under the category of single-phase commutator motors?

Capacitor start motor
Universal motor
Resistance start motor
Shaded pole motor

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