SSC JE Electrical 2018 with solution SET-1
A circuit having the power factor of 0.8 consumes 40 W. What will be the value of reactive power (in VAR) of the circuit?

20
10
40
30

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SSC JE Electrical 2018 with solution SET-1
 What is the peak-to-peak value of a sinusoidal voltage (in V) having the average value of 100 V?

314
159.98
282.88
141.44

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SSC JE Electrical 2018 with solution SET-1
 Which one of the following statement is NOT true about PMMC type instruments?

The cost of PMMC instruments is high
Stray magnetic errors are small in these types of instruments
These instruments are suitable for both AC and DC currents
PMMC type Instruments have uniformly divided scale

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SSC JE Electrical 2018 with solution SET-1
 Starting winding of a single-phase motor of a refrigerator is disconnected from the circuit by means of a

Thermal Relay
None of these
Centrifugal Switch
Magnetic Relay

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SSC JE Electrical 2018 with solution SET-1
 On which of the following parameters the eddy current loss occurring in a material does not depend?

Susceptibility
Magnetic flux Density
The volume of the material
The frequency of variation of flux

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