Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1
Which of the following is the function of the moderator in a nuclear reactor?

Stopping chain reaction

To slow down the fast-moving electron

Starting chain reaction

Controlling chain reaction

Stopping chain reaction

To slow down the fast-moving electron

Starting chain reaction

Controlling chain reaction

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SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

Synchronous

Single-phase induction

Series

Shunt

Synchronous

Single-phase induction

Series

Shunt

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SSC JE Electrical 2019 with solution SET-1
The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ (1 + S)

R2 ⁄ (1 − S)

R2 ⁄ S

R2 ⁄ (2 − S)

R2 ⁄ (1 + S)

R2 ⁄ (1 − S)

R2 ⁄ S

R2 ⁄ (2 − S)

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SSC JE Electrical 2019 with solution SET-1
What is the reason behind using a centrifugal switch in a single-phase induction motor?

To out in the capacitor during running conditions

To cut-off the starting winding at an appropriate instant

To protect the motor from overloading

To improve the starting performance of the motor

To out in the capacitor during running conditions

To cut-off the starting winding at an appropriate instant

To protect the motor from overloading

To improve the starting performance of the motor

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SSC JE Electrical 2019 with solution SET-1
The ratio of conductor voltage and the voltage across the disc nearest to the conductor multiplied by the number discs are

Disc efficiency

Transmission line efficiency

Insulator efficiency

String efficiency

Disc efficiency

Transmission line efficiency

Insulator efficiency

String efficiency

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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:

Unity

Zero

Lagging

Leading

Unity

Zero

Lagging

Leading

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1 Which motor is referred to as a universal motor?

SSC JE Electrical 2019 with solution SET-1 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

SSC JE Electrical 2019 with solution SET-1 What is the reason behind using a centrifugal switch in a single-phase induction motor?

SSC JE Electrical 2019 with solution SET-1 The ratio of conductor voltage and the voltage across the disc nearest to the conductor multiplied by the number discs are

SSC JE Electrical 2019 with solution SET-1 If the field of the synchronous motor is under excited the power factor will be:

SSC JE Electrical 2019 with solution SET-1
Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1
Which motor is referred to as a universal motor?

SSC JE Electrical 2019 with solution SET-1
The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

SSC JE Electrical 2019 with solution SET-1
What is the reason behind using a centrifugal switch in a single-phase induction motor?

SSC JE Electrical 2019 with solution SET-1
The ratio of conductor voltage and the voltage across the disc nearest to the conductor multiplied by the number discs are

SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be: