The below symbol which is used in single line diagrams represents<br/>

SSC JE Electrical 2019 with solution SET-1
The below symbol which is used in single line diagrams represents

Power transformer

Circuit breaker

Potential transformer

Current transformer

Power transformer

Circuit breaker

Potential transformer

Current transformer

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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
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

1 A/m

8 A/m

2 A/m

4 A/m

1 A/m

8 A/m

2 A/m

4 A/m

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SSC JE Electrical 2019 with solution SET-1
______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

Rotor-resistance

Auto-transformer

Star-delta

Direct-on-line

Rotor-resistance

Auto-transformer

Star-delta

Direct-on-line

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SSC JE Electrical 2019 with solution SET-1
Identify the INCORRECT statement with regards to synchronous motors

The armature winding is placed on the stator

It is a self-starting machine

The field winding is placed on the rotor

It is a constant speed motor

The armature winding is placed on the stator

It is a self-starting machine

The field winding is placed on the rotor

It is a constant speed motor

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SSC JE Electrical 2019 with solution SET-1
In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

1

3

2

4

1

3

2

4

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 The below symbol which is used in single line diagrams represents

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 Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1 ______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

SSC JE Electrical 2019 with solution SET-1 Identify the INCORRECT statement with regards to synchronous motors

SSC JE Electrical 2019 with solution SET-1 In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

SSC JE Electrical 2019 with solution SET-1
The below symbol which is used in single line diagrams represents

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
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

SSC JE Electrical 2019 with solution SET-1
______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

SSC JE Electrical 2019 with solution SET-1
Identify the INCORRECT statement with regards to synchronous motors

SSC JE Electrical 2019 with solution SET-1
In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is: