SSC JE Electrical 2018 with solution SET-1
The speed of a synchronous motor can be changed by

Changing the frequency
Changing the supply Terminals
Changing the load
Changing the supply voltage

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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 largest 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 smallest resistance in the combination

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SSC JE Electrical 2018 with solution SET-1
 If a fixed amount of power is to be transmitted over a certain length with the fixed power loss then_____,

The weight of the conductor required will be inversely proportional to the square of the voltage and that of the power factor of the load
The weight of the conductor required will be proportional to the voltage
The weight of the conductor required will be inversely proportional to the voltage and that of the power factor of the load
The weight of the conductor will be proportional to the square of the voltage and directly proportional to the power factor of the load.

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