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
450 W
300 W
350 W

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SSC JE Electrical 2018 with solution SET-1
 Determine the value of produced mmf (in Amp-turns) in a coil if the coil has a 120 turns carrying a current of 0.1 A

18
16
14
12

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SSC JE Electrical 2018 with solution SET-1
 Which one of the following is a passive element to an electric circuit?

Resistors
Current source
Battery
Voltage source

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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
24000
2000
2400

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