______starting method CANNOT be used for starting a 3-phase squirrel cage induction motor

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

Star-delta

Direct-on-line

Auto-transformer

Rotor-resistance

Star-delta

Direct-on-line

Auto-transformer

Rotor-resistance

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SSC JE Electrical 2019 with solution SET-1
In the below circuit, X = ?

A

A + B

A.B

B

A

A + B

A.B

B

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SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

1, 5 and 10

1, 7 and 14

1, 6 and 12

1, 4 and 8

1, 5 and 10

1, 7 and 14

1, 6 and 12

1, 4 and 8

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

Single-phase induction

Series

Shunt

Synchronous

Single-phase induction

Series

Shunt

Synchronous

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SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

0.9

0.8

0.5

1

0.9

0.8

0.5

1

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SSC JE Electrical 2019 with solution SET-1
Relate ‘Reluctance with the following:

Weber/m

A/m

Weber/A

A-T/Weber

Weber/m

A/m

Weber/A

A-T/Weber

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SSC JE Electrical 2019 with solution SET-1

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 In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1 For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

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 In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1 Relate ‘Reluctance with the following:

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
In the below circuit, X = ?

SSC JE Electrical 2019 with solution SET-1
For a three-layer stranded wire, the number of strands in the first, second, and third layer respectively are:

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
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

SSC JE Electrical 2019 with solution SET-1
Relate ‘Reluctance with the following: