Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1
Which of the following is the function of the moderator in a nuclear reactor?

Starting chain reaction

Stopping chain reaction

Controlling chain reaction

To slow down the fast-moving electron

Starting chain reaction

Stopping chain reaction

Controlling chain reaction

To slow down the fast-moving electron

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SSC JE Electrical 2019 with solution SET-1
Identify the machine shown in the circuit

DC short shunt compound motor

DC short shunt compound generator

DC long shunt compound generator

DC shunt motor

DC short shunt compound motor

DC short shunt compound generator

DC long shunt compound generator

DC shunt motor

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SSC JE Electrical 2019 with solution SET-1
Which of the following losses is together called iron losses?

Hysteresis loss and frictional loss

Eddy current loss and frictional loss

Eddy current loss and hysteresis loss

Hysteresis loss and copper loss

Hysteresis loss and frictional loss

Eddy current loss and frictional loss

Eddy current loss and hysteresis loss

Hysteresis loss and copper loss

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SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

Less than the induced EMF, with positive voltage regulation

Less than the induced EMF, with negative regulation

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

Less than the induced EMF, with positive voltage regulation

Less than the induced EMF, with negative regulation

Equal to the induced EMF, with zero voltage regulation

Greater than the induced EMF, with negative voltage regulation

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SSC JE Electrical 2019 with solution SET-1
________ is used to manufacture stay wire, earth wire, and structural components

Cadmium copper

Hard drawn copper

Nichrome

Galvanized steel

Cadmium copper

Hard drawn copper

Nichrome

Galvanized steel

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SSC JE Electrical 2019 with solution SET-1
A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

210 V

190 V

215 V

200 V

210 V

190 V

215 V

200 V

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SSC JE Electrical 2019 with solution SET-1

SSC JE Electrical 2019 with solution SET-1 Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1 Identify the machine shown in the circuit

SSC JE Electrical 2019 with solution SET-1 Which of the following losses is together called iron losses?

SSC JE Electrical 2019 with solution SET-1 If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1 ________ is used to manufacture stay wire, earth wire, and structural components

SSC JE Electrical 2019 with solution SET-1 A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

SSC JE Electrical 2019 with solution SET-1
Which of the following is the function of the moderator in a nuclear reactor?

SSC JE Electrical 2019 with solution SET-1
Identify the machine shown in the circuit

SSC JE Electrical 2019 with solution SET-1
Which of the following losses is together called iron losses?

SSC JE Electrical 2019 with solution SET-1
If an alternator is operating at unity power factor, then its terminal voltage is

SSC JE Electrical 2019 with solution SET-1
________ is used to manufacture stay wire, earth wire, and structural components

SSC JE Electrical 2019 with solution SET-1
A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor