SSC JE Electrical 2019 with solution SET-2
Which of the following is an important feature of a 3-phase synchronous motor?

Low starting current
High starting torque
No starting torque
Low starting torque

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SSC JE Electrical 2019 with solution SET-2
The conductor tied between two supports takes the shape of a ‘catenary’ due to ____?

Corona
Sag
Transposition
Earthing

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SSC JE Electrical 2019 with solution SET-2
The work done on or by a unit N-pole in moving once around a closed path is equal to

The product of flux and number of turns enclosed by that path
Magnetic flux density
Reluctance
The product of current and number of turns enclosed by that path

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SSC JE Electrical 2019 with solution SET-2
IL = Load Current, then the relation between these currents for a DC series generator is

IL ÷ Ise = Ia
IL ÷ Ise ÷ Ia
IL = Ise = Ia
IL = Ise + Ia

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