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

B
Y
Neutral Wire
R

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SSC JE Electrical 2019 with solution SET-1
 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage and current are in phase with each other
Voltage lags current by 45°
Voltage lags current by 30°
Voltage leads current by 45°

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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
String efficiency
Insulator efficiency
Transmission line efficiency

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SSC JE Electrical 2019 with solution SET-1
 P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Square meter per second
Meter per hour
Meter per second
Cubic meter per second

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