SSC JE Electrical 2018 with solution SET-1
 Determine the flux (in Wb) through a coil when the reluctance of the coil is 4 Amp-turns/Wb and the produced mmf is 48 Amp-turns

16
14
10
12

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SSC JE Electrical 2018 with solution SET-1
Which one of the material is used to fix the screw on concrete wall and ceiling?

Rawl Plug
Bushings
Saddles
Link clips

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

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

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SSC JE Electrical 2018 with solution SET-1
 Determine the maximum flux density (in T) of a material having eddy current coefficient of 2, the thickness of 4 mm, the volume of 20 cu.meter, which is supplied by the frequency of 50 Hz when the material has eddy current loss of 6 W

3.34
1.21
1.94
2.24

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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?

100
60
50
80

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SSC JE Electrical 2018 with solution SET-1
 A 3-phase star connected system is supplied by a line voltage of 440 V. The value of the current is 50 A. What is the power (in kW) consumed by the system, if the current lags the voltage by 45 degrees?

24
26.94
8.95
47

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