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

String efficiency
Disc efficiency
Insulator efficiency
Transmission line efficiency

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

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

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

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

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