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

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

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SSC JE Electrical 2019 with solution SET-2
The conductor tied between two supports takes the shape of a ‘catenary’ due to ____?

Transposition
Corona
Sag
Earthing

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SSC JE Electrical 2019 with solution SET-2
______braking is used where the load on the motor has very high inertia (e.g. in electric trains)?

Coasting
Rheostatic
Plugging
Regenerative

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SSC JE Electrical 2019 with solution SET-2
The wattage rating of a single-phase induction motor used as a ceiling fan will be in the range of

600 to 800 W
200 to 500 W
50 to 150 W
10 to 50 W

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SSC JE Electrical 2019 with solution SET-2
If the AC voltage and current are given by the following expressions?
v = 200sin (314t — 60°)
i = 50sin (720t), then what is the phase relation between them?

Voltage lags current by 60°
Voltage and current are in phase
Can’t be determined
Voltage leads current by 60°

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