SSC JE Electrical 2019 with solution SET-2
In the two-wattmeter method of three-phase power measurement of a balanced load, if the reading of one meter is −200W, then the power factor of the load is

Equal to zero
Greater than 0.5
Less than 0.5
Equal to 0.5

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SSC JE Electrical 2019 with solution SET-2
The 2’s complement of 1010101 is

1101010
1110011
0101010
0101011

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SSC JE Electrical 2019 with solution SET-2
Observe the figure and find the correct relation from the four given options?

i1 + i2 + i6 = i4 + i5 + i3
i4 + i2 + i3 = i1 + i5 + i6
i1 + i2 + i3 = i4 + i5 + i6
i1 + i2 + i4 = i3 + i5 + i6

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