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

Insulator efficiency
String efficiency
Transmission line efficiency
Disc efficiency

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

2 × maximum value
√2 × maximum value
0.637 × maximum value
0.5 × maximum value

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SSC JE Electrical 2019 with solution SET-1
 Is it possible to have current in a transmission line, under no-load conditions?

Yes, because of the corona effect
Yes, because of the capacitance effect
No, because of the proximity effect
Yes, because of skin effect

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SSC JE Electrical 2019 with solution SET-1
 In electric traction, the coefficient of adhesion is represented by

Φ
μ
λ
γ

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SSC JE Electrical 2019 with solution SET-1
 Split-phase, capacitor, and shaded-pole single-phase motors classified as:

Un-excited synchronous motors
Repulsion motors
1-phase induction motors
A.C. series motors

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