SSC JE Electrical 2019 with solution SET-1
 What would the total loss of the 2kVA transformer corresponding to maximum efficiency be, provided the transformer has the iron of 150 W and full-load copper loss of 250W?

500 W
100 W
300 W
400 W

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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 30°
Voltage lags current by 45°

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

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

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SSC JE Electrical 2019 with solution SET-1
 A shaded pole motor is basically a motor

Single-phase induction
Series
Shunt
Synchronous

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Gas power plant
Nuclear power plant
Thermal power plant
Hydro-electric power plant

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