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

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

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SSC JE Electrical 2018 with solution SET-1
 A zero watt Lamp consumes

About 25 to 30 W  Power
About 15 to 20 W power
About 5 to 7 W power
No power

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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 larger 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 smaller than the largest resistance in the combination

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SSC JE Electrical 2018 with solution SET-1
Determine the magnetic field strength (in A/m) of a material when the intensity of magnetization of the material is 0.084 Amp/m and the magnetic susceptibility of the material is 0.0012

0.7
700
0.07
70

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