SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2
An ideal voltage source is one that____?

Supplies constant power

Has zero internal resistance

Has medium internal resistance

Has infinite internal resistance

Supplies constant power

Has zero internal resistance

Has medium internal resistance

Has infinite internal resistance

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SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT related to the transmission and distribution of electric power?

Stroboscopic effect

Proximity effect

Ferranti effect

Skin effect

Stroboscopic effect

Proximity effect

Ferranti effect

Skin effect

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SSC JE Electrical 2019 with solution SET-2
Which of the following is NOT an expression to find self-inductance?

Nφ/I

N2/S

Nφ

N2μoμrA/I

Nφ/I

N2/S

Nφ

N2μoμrA/I

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SSC JE Electrical 2019 with solution SET-2
A _____ transformer is usually mounted on a pole of plinth?

Potential

Current

Distribution

Power

Potential

Current

Distribution

Power

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SSC JE Electrical 2019 with solution SET-2
The urban service speed-time curve has no

Coasting period

Free-running period

Braking period

Acceleration period

Coasting period

Free-running period

Braking period

Acceleration period

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SSC JE Electrical 2019 with solution SET-2
A circuit consists of two parallel resistors, having a resistance of 20Ω and 30Ω respectively connected in series with 15Ω. If the current through the 15Ω resistor is 3A, then find the current through 20Ω and 30Ω resistors respectively?

2A, 1 A

1.8A, 1.2A

1A, 2A

1.2A, 1.8A

2A, 1 A

1.8A, 1.2A

1A, 2A

1.2A, 1.8A

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