SSC JE Electrical 2019 with solution SET-2
 If a transformer has N1 = N2 = 1 : 1, then the transformer is a/an

Current transformer
Power transformer
Isolation transformer
Potential transformer

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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?

0.15 H
0.015 H
1.5 H
0.125 H

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SSC JE Electrical 2019 with solution SET-2
Four relations have been given. Select the correct relation?

Flux = MMF/Permeance.
MMF = Flux/Reluctance
MMF = Flux/Permeance
MMF = Flux/Reluctance

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SSC JE Electrical 2019 with solution SET-2
Four relations are given below. Identify the correct relation regarding a transistor?

IE < IC > IB
IE > IC < IB
IE ÷ IC = IB
IE > IC > IB

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