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?

30
10
40
20

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SSC JE Electrical 2018 with solution SET-1
The welding electric circuit is______

Through cables Only
Always Earthed
Never Earthed
None of these

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SSC JE Electrical 2018 with solution SET-1
 Which of the following statement is TRUE?

The equivalent resistance in series combination is smaller than the largest resistance in the combination
The equivalent resistance in series combination is equal to the smallest resistance in the combination
The equivalent resistance in series combination is larger than the largest resistance in the combination
The equivalent resistance in series combination is equal to the largest resistance in the combination

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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?

141.44
282.88
159.98
314

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SSC JE Electrical 2018 with solution SET-1
 Determine the magnitude of EMF (in V) induced between the axis of rotation and the rim of the disc, when the disc of radius 10 cm rotates with an angular velocity of 60 revolutions per second and placed in the magnetic field of 3 T acting parallel to the rotation of the disc

6.69
5.65
4.64
6.67

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