An electric motor in which both the rotor and stator fields rotate with the same speed is called

SSC JE Electrical 2019 with solution SET-1
An electric motor in which both the rotor and stator fields rotate with the same speed is called

Induction motor

DC motor

Universal motor

Synchronous motor

Induction motor

DC motor

Universal motor

Synchronous motor

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SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

2

4

1

0.5

2

4

1

0.5

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SSC JE Electrical 2019 with solution SET-1
A coil is wound with 50 turns and a current 8A produces a flux of 200μWb. Calculate the inductance of the coil

2.5 mH

0.25 mH

0.125 mH

1.25 mH

2.5 mH

0.25 mH

0.125 mH

1.25 mH

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SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

Induction motor

Synchronous motor

Synchronous generator

Induction generator

Induction motor

Synchronous motor

Synchronous generator

Induction generator

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SSC JE Electrical 2019 with solution SET-1
_____ power plant is the plant which uses a non-conventional source of energy

Thermal

Wind

Hydroelectric

Nuclear

Thermal

Wind

Hydroelectric

Nuclear

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SSC JE Electrical 2019 with solution SET-1
Which of the following fuel has the least calorific value?

Kerosene oil

Wood

Hydrogen

LPG

Kerosene oil

Wood

Hydrogen

LPG

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 An electric motor in which both the rotor and stator fields rotate with the same speed is called

SSC JE Electrical 2019 with solution SET-1 Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1 A coil is wound with 50 turns and a current 8A produces a flux of 200μWb. Calculate the inductance of the coil

SSC JE Electrical 2019 with solution SET-1 When the supply to the excitation fails, the synchronous generator acts like a/an

SSC JE Electrical 2019 with solution SET-1 _____ power plant is the plant which uses a non-conventional source of energy

SSC JE Electrical 2019 with solution SET-1 Which of the following fuel has the least calorific value?

SSC JE Electrical 2019 with solution SET-1
An electric motor in which both the rotor and stator fields rotate with the same speed is called

SSC JE Electrical 2019 with solution SET-1
Two coupled coils with L1 = L2 = 0.5H have a coupling coefficient of K = 0.75. The turn ratio N1 ⁄ N2 = ?

SSC JE Electrical 2019 with solution SET-1
A coil is wound with 50 turns and a current 8A produces a flux of 200μWb. Calculate the inductance of the coil

SSC JE Electrical 2019 with solution SET-1
When the supply to the excitation fails, the synchronous generator acts like a/an

SSC JE Electrical 2019 with solution SET-1
_____ power plant is the plant which uses a non-conventional source of energy

SSC JE Electrical 2019 with solution SET-1
Which of the following fuel has the least calorific value?