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
Cubic meter per second
Meter per second

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SSC JE Electrical 2019 with solution SET-1
 The meter constant of an energy meter will be given in:

kWh/Revolutions
Revolutions/kW
kW/Revolutions
Revolutions/kWh

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SSC JE Electrical 2019 with solution SET-1
 Which motor is referred to as a universal motor?

Shunt
Series
Single-phase induction
Synchronous

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SSC JE Electrical 2019 with solution SET-1
 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ (2 − S)
R2 ⁄ S
R2 ⁄ (1 + S)
R2 ⁄ (1 − S)

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SSC JE Electrical 2019 with solution SET-1
 Which of the following is the correct relation regarding coupled coils?

M = (L1 − L2)/2
M = (L1 + L2)/2
M ≤ (L1L2)0.5
M > (L1L2)0.5

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

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