SSC JE Electrical 2018 with solution SET-1
 A 40KVA transformer has a core loss of 450 W and total loss of 800 W. Find the copper loss for Maximum efficiency

800 W
350 W
450 W
300 W

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SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

20000
2400
24000
2000

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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 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.
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

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