SSC JE Electrical 2018 with solution SET-1
 What will be the value of average power (in Watt) of a sinusoidal voltage applied across a series circuit is 20 sinωt V and the current flowing the circuit is 10 sin(ωt + 60)A?

60
80
100
50

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SSC JE Electrical 2018 with solution SET-1
 Scott connections are used for

Three-phase to two-phase transformation
Single-phase to three-phase transformation
Three Phase to Single Phase transformation
Any of the above

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SSC JE Electrical 2018 with solution SET-1
 Determine the percentage voltage error of a potential transformer with the system voltage of 11000 V and having a turn’s ratio of 104 if the measured secondary voltage is 98 V

8.84
7.92
6.25
5.75

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