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

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

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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 smallest 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 largest 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
 Which one of the following statement is NOT true about PMMC type instruments?

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

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