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

10
14
16
12

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

Never Earthed
Always Earthed
Through cables Only
None of these

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SSC JE Electrical 2018 with solution SET-1
 A three-phase synchronous motor will have

Two slip-rings
One slip-ring
No slip-rings
Three slip-rings

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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 equal to the largest resistance in the combination
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

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SSC JE Electrical 2018 with solution SET-1
 For a dc machine shunt resistance and armature resistance values are

Low and High
High and High
High and Low
Low and Low

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