SSC JE Electrical 2019 with solution SET-2
In the salient pole of the phase synchronous machine, the rotor will have

Larger diameter, larger axial length
Larger diameter, shorter axial length
Smaller diameter, larger axial length
Smaller diameter, smaller axial length

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

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

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SSC JE Electrical 2019 with solution SET-2
The combined inductance of two coils connected in a series is 0.6H and 0.1H, depending on the relative directions of the currents to the coils. If one of the coils when isolated has a self-inductance of 0.2 H, then calculate the natural inductance?

0.125 H
0.15 H
1.5 H
0.015 H

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

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