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

μ
Φ
γ
λ

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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

Disc efficiency
Insulator efficiency
String efficiency
Transmission line efficiency

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SSC JE Electrical 2019 with solution SET-1
 The laws involved in the expression e  = −dφ/dt are

Faraday’s and Ampere’s laws
Faraday’s and Lenz’s laws
Coulomb’s and Ampere’s laws
Coulomb’s and Faraday’s laws

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SSC JE Electrical 2019 with solution SET-1
 Which of the following voltage range is used in medium transmission lines?

More than 200 kV
Less than 20 kV
50 kV to 200 kV
20 kV to 100 kV

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