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?

10
20
40
30

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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
The welding electric circuit is______

None of these
Never Earthed
Through cables Only
Always Earthed

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SSC JE Electrical 2018 with solution SET-1
 Which one of the following is a passive element to an electric circuit?

Battery
Voltage source
Resistors
Current source

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