SSC JE Electrical 2018 with solution SET-1

SSC JE Electrical 2018 with solution SET-1
The speed of the ceiling fan is about

Upto 450 RPM

Upto 10000 RPM

Upto 200 RPM

Upto 10 RPM

Upto 450 RPM

Upto 10000 RPM

Upto 200 RPM

Upto 10 RPM

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SSC JE Electrical 2018 with solution SET-1
In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

Four Times

No Change

Half

Twice

Four Times

No Change

Half

Twice

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SSC JE Electrical 2018 with solution SET-1
Which of the following instrument can measure voltage resistance and current?

Wattmeter

Ammeter

Multimeter

Voltmeter

Wattmeter

Ammeter

Multimeter

Voltmeter

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SSC JE Electrical 2018 with solution SET-1
A resistance of 75 Ohms is connected in the shunt of the galvanometer, having an internal resistance of 25 ohms, to convert it into an ammeter. What is the value of current (in A) flowing through the galvanometer, if the total current in the circuit is 5 A?

2.5

3.75

3.65

2

2.5

3.75

3.65

2

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SSC JE Electrical 2018 with solution SET-1
If the magnetic susceptibility of any material is less than zero then the material is——

Ferrimagnetic

Ferromagnetic

Diamagnetic

Paramagnetic

Ferrimagnetic

Ferromagnetic

Diamagnetic

Paramagnetic

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SSC JE Electrical 2018 with solution SET-1
A house has 5 fans of 70 W each that operates for 16 hours a day and one washing machine of 2000 W that operates for 1 hours per day in the month of June. What is the energy consumption(in kWh) of the house in the month of June?

486.6

228

235.6

350

486.6

228

235.6

350

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