SSC JE Electrical 2019 with solution SET-2
Oxygen is a/an ____ gas?

Ferromagnetic
Paramagnetic
Inert
Diamagnetic

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

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SSC JE Electrical 2019 with solution SET-2
Which of the following comes under the category of single-phase commutator motors?

Capacitor start motor
Shaded pole motor
Resistance start motor
Universal motor

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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
0.015 H
0.15 H
1.5 H

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