The function of compensation winding in AC series motor is to

SSC JE Electrical 2019 with solution SET-2
The function of compensation winding in AC series motor is to

Improve commutation

Increase field flux

Reduced the armature resistance

Reduce the effects of armature reaction

Improve commutation

Increase field flux

Reduced the armature resistance

Reduce the effects of armature reaction

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SSC JE Electrical 2019 with solution SET-2
The number of brushes required for a 4 pole, lap wound DC machine is

8

2

1

4

8

2

1

4

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SSC JE Electrical 2019 with solution SET-2
The wattage rating of a single-phase induction motor used as a ceiling fan will be in the range of

600 to 800 W

50 to 150 W

10 to 50 W

200 to 500 W

600 to 800 W

50 to 150 W

10 to 50 W

200 to 500 W

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SSC JE Electrical 2019 with solution SET-2
Observe the given figure. The maximum power to the load resistor is when Ri is =?

4Ri

RL

2Ri

Ri/2

4Ri

RL

2Ri

Ri/2

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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

Reluctance

The product of current and number of turns enclosed by that path

Magnetic flux density

The product of flux and number of turns enclosed by that path

Reluctance

The product of current and number of turns enclosed by that path

Magnetic flux density

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SSC JE Electrical 2019 with solution SET-2
Two coils are said to be ‘magnetically isolated’ provided the coefficient of coupling K

Is less than or equal to one

Is equal to one

Is less than one

Is equal to zero

Is less than or equal to one

Is equal to one

Is less than one

Is equal to zero

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SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2 The function of compensation winding in AC series motor is to

SSC JE Electrical 2019 with solution SET-2 The number of brushes required for a 4 pole, lap wound DC machine is

SSC JE Electrical 2019 with solution SET-2 The wattage rating of a single-phase induction motor used as a ceiling fan will be in the range of

SSC JE Electrical 2019 with solution SET-2 Observe the given figure. The maximum power to the load resistor is when Ri is =?

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

SSC JE Electrical 2019 with solution SET-2 Two coils are said to be ‘magnetically isolated’ provided the coefficient of coupling K

SSC JE Electrical 2019 with solution SET-2
The function of compensation winding in AC series motor is to

SSC JE Electrical 2019 with solution SET-2
The number of brushes required for a 4 pole, lap wound DC machine is

SSC JE Electrical 2019 with solution SET-2
The wattage rating of a single-phase induction motor used as a ceiling fan will be in the range of

SSC JE Electrical 2019 with solution SET-2
Observe the given figure. The maximum power to the load resistor is when Ri is =?

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

SSC JE Electrical 2019 with solution SET-2
Two coils are said to be ‘magnetically isolated’ provided the coefficient of coupling K