SSC JE Electrical 2019 with solution SET-1
 The average value of a sinusoidal wave is:

0.5 × maximum value
2 × maximum value
0.637 × maximum value
√2 × maximum value

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SSC JE Electrical 2019 with solution SET-1
 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Power consumed by Z1
Zero always
Power consumed by Z1 and Z2
Power consumed by Z2

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SSC JE Electrical 2019 with solution SET-1
 Is it possible to have current in a transmission line, under no-load conditions?

No, because of the proximity effect
Yes, because of skin effect
Yes, because of the corona effect
Yes, because of the capacitance effect

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SSC JE Electrical 2019 with solution SET-1
 If the copper loss of a transformer at half full load is 400 W, then the copper loss corresponding to full load is

400 W
1600 W
800 W
1200 W

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