SSC JE Electrical 2019 with solution SET-2

SSC JE Electrical 2019 with solution SET-2
The residential distribution system employs_____

Three-phase, four-wire

Two-phase, four-wire

Single-phase, two-wire

Three-phase, three-wire

Three-phase, four-wire

Two-phase, four-wire

Single-phase, two-wire

Three-phase, three-wire

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SSC JE Electrical 2019 with solution SET-2
Which of the following generators offers the poorest voltage regulation?

Shunt

Series Motor

Cumulative compounded

Differential compounded

Shunt

Series Motor

Cumulative compounded

Differential compounded

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SSC JE Electrical 2019 with solution SET-2
A circuit consists of two parallel resistors, having a resistance of 20Ω and 30Ω respectively connected in series with 15Ω. If the current through the 15Ω resistor is 3A, then find the current through 20Ω and 30Ω resistors respectively?

1.2A, 1.8A

1.8A, 1.2A

2A, 1 A

1A, 2A

1.2A, 1.8A

1.8A, 1.2A

2A, 1 A

1A, 2A

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SSC JE Electrical 2019 with solution SET-2
The candle power of a lamp placed normal to a working plane is 60 CP. Find the distance if the illumination is 15 lux?

1.5 meters

2 meters

4 meters

2.5 meters

1.5 meters

2 meters

4 meters

2.5 meters

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SSC JE Electrical 2019 with solution SET-2
In electric traction, the specific energy consumption is measured in

Ton-km watt-hour

Watt-hour/ ton-km

RPM/watt-hour

Watt-hour/RPM

Ton-km watt-hour

Watt-hour/ ton-km

RPM/watt-hour

Watt-hour/RPM

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

Inert

Ferromagnetic

Paramagnetic

Diamagnetic

Inert

Ferromagnetic

Paramagnetic

Diamagnetic

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