SSC JE Electrical 2019 with solution SET-2
The work done on or by a unit N-pole in moving once around a closed path is equal to

The product of current and number of turns enclosed by that path
Magnetic flux density
The product of flux and number of turns enclosed by that path
Reluctance

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

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

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SSC JE Electrical 2019 with solution SET-2
The number of brushes required for a 4 pole, lap wound DC machine is

1
4
8
2

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SSC JE Electrical 2019 with solution SET-2
Which of the following lamps is used s a sign or an indicator lamp?

Incandescent lamp
Neon lamp
Halogen lamp
Fluorescent lamp

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

1110011
1101010
0101010
0101011

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