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

300 W
800 W
350 W
450 W

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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 larger than the largest 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 smallest resistance in the combination
The equivalent resistance in series combination is equal to the largest resistance in the combination

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SSC JE Electrical 2018 with solution SET-1
 A house has 5 fans of 70 W each that operates for 16 hours a day and one washing machine of 2000 W that operates for 1 hours per day in the month of June. What is the energy consumption(in kWh) of the house in the month of June?

228
235.6
486.6
350

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SSC JE Electrical 2018 with solution SET-1
 Determine the energy (in J) stored by a 0.4 H inductance, If the current flowing through it is 2A

1.6
0.4
0.8
1.4

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