SSC JE Electrical 2019 with solution SET-2
A transistor can be made to operate as a switch by operating it in which of the following regions?

Active region, cut-off region
Saturation region, cut-off region
Active region, saturation region
Active region

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SSC JE Electrical 2019 with solution SET-2
A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

5/2π
20/2π
10/2π
1/2 π

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SSC JE Electrical 2019 with solution SET-2
Voltage regulation is considered to be the best for transmission lines?

23
1003
983
403

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SSC JE Electrical 2019 with solution SET-2
Conductors experience skin effect in

Both AC and DC transmissions
HVDC transmission
AC transmission
DC transmission

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SSC JE Electrical 2019 with solution SET-2
Observe the given figure. The maximum power to the load resistor is when Ri is  =?

4Ri
Ri/2
2Ri
RL

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