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

Current transformer

Potential transformer

Power transformer

Circuit breaker

Current transformer

Potential transformer

Power transformer

Circuit breaker

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SSC JE Electrical 2019 with solution SET-1
In the circuit shown, the pressure coils of two wattmeters are connected to

R

Y

B

Neutral Wire

R

Y

B

Neutral Wire

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SSC JE Electrical 2019 with solution SET-1
If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

dA ⁄ dΦ

dΦ ⁄ dA

Φ × A

dΦ − dA

dA ⁄ dΦ

dΦ ⁄ dA

Φ × A

dΦ − dA

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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, 6 and 12

1, 7 and 14

1, 5 and 10

1, 4 and 8

1, 6 and 12

1, 7 and 14

1, 5 and 10

1, 4 and 8

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SSC JE Electrical 2019 with solution SET-1
The average value of a sinusoidal wave is:

2 × maximum value

0.637 × maximum value

0.5 × maximum value

√2 × maximum value

2 × maximum value

0.637 × maximum value

0.5 × maximum value

√2 × maximum value

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

B

A + B

A

A.B

B

A + B

A

A.B

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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 In the circuit shown, the pressure coils of two wattmeters are connected to

SSC JE Electrical 2019 with solution SET-1 If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

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 The average value of a sinusoidal wave is:

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

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
In the circuit shown, the pressure coils of two wattmeters are connected to

SSC JE Electrical 2019 with solution SET-1
If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

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
The average value of a sinusoidal wave is:

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