SSC JE Electrical 2019 with solution SET-2
Four statements are given below. Identify the correct statement?

XNOR is a basic gate
XOR is a basic gate
XOR is a universal gate
XOR is a derived gate

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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 0.5
Less than 0.5
Equal to zero
Greater than 0.5

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SSC JE Electrical 2019 with solution SET-2
If a circular conductor carries a current of ‘I’ ampere having radius ‘r’ meter, then the magnetizing force at the center of the coil is given by

(1/2r)*(At/m)
(1/r)*(At/m)
(1/r)*(At/Wb)
(1/4r)*(At/m)

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