Which of the following is used for the measurement of the insulation resistance?

SSC JE Electrical 2018 with solution SET-1
Which of the following is used for the measurement of the insulation resistance?

Wattmeter

Voltmeter

Megger

Ammeter

Wattmeter

Voltmeter

Megger

Ammeter

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SSC JE Electrical 2018 with solution SET-1
Calculate the phase angle between the voltage and current phasor of a series RL circuit having the resistance of 65 Ohms and Inductive reactance of 37.53 ohms when supplied by a frequency of 60 Hz

30°

15°

60°

45°

30°

15°

60°

45°

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SSC JE Electrical 2018 with solution SET-1
Which of the following is the CORRECT formula for permeance?

I/H

B/H

Fm/L

φ/Fm

I/H

B/H

Fm/L

φ/Fm

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SSC JE Electrical 2018 with solution SET-1
Determine the phase angle (in degrees) of a balanced 3-phase star connected system, if the first and the second wattmeter show reading of 200 W and 1200 W respectively

65

78

51

84

65

78

51

84

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SSC JE Electrical 2018 with solution SET-1
LED lamp have a general life expectancy of

5000 hrs

15000 hrs

50000 hrs

1000 hrs

5000 hrs

15000 hrs

50000 hrs

1000 hrs

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SSC JE Electrical 2018 with solution SET-1
Which of the following statement is TRUE?

The equivalent resistance in series combination is equal to the smallest resistance in the combination

The equivalent resistance in series combination is smaller than the largest resistance in the combination

The equivalent resistance in series combination is equal to the largest resistance in the combination

The equivalent resistance in series combination is larger than the largest resistance in the combination

The equivalent resistance in series combination is equal to the smallest resistance in the combination

The equivalent resistance in series combination is smaller than the largest resistance in the combination

The equivalent resistance in series combination is equal to the largest resistance in the combination

The equivalent resistance in series combination is larger than the largest resistance in the combination

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SSC JE Electrical 2018 with solution SET-1

SSC JE Electrical 2018 with solution SET-1 Which of the following is used for the measurement of the insulation resistance?

SSC JE Electrical 2018 with solution SET-1 Calculate the phase angle between the voltage and current phasor of a series RL circuit having the resistance of 65 Ohms and Inductive reactance of 37.53 ohms when supplied by a frequency of 60 Hz

SSC JE Electrical 2018 with solution SET-1 Which of the following is the CORRECT formula for permeance?

SSC JE Electrical 2018 with solution SET-1 Determine the phase angle (in degrees) of a balanced 3-phase star connected system, if the first and the second wattmeter show reading of 200 W and 1200 W respectively

SSC JE Electrical 2018 with solution SET-1 LED lamp have a general life expectancy of

SSC JE Electrical 2018 with solution SET-1 Which of the following statement is TRUE?

SSC JE Electrical 2018 with solution SET-1
Which of the following is used for the measurement of the insulation resistance?

SSC JE Electrical 2018 with solution SET-1
Calculate the phase angle between the voltage and current phasor of a series RL circuit having the resistance of 65 Ohms and Inductive reactance of 37.53 ohms when supplied by a frequency of 60 Hz

SSC JE Electrical 2018 with solution SET-1
Which of the following is the CORRECT formula for permeance?

SSC JE Electrical 2018 with solution SET-1
Determine the phase angle (in degrees) of a balanced 3-phase star connected system, if the first and the second wattmeter show reading of 200 W and 1200 W respectively

SSC JE Electrical 2018 with solution SET-1
LED lamp have a general life expectancy of

SSC JE Electrical 2018 with solution SET-1
Which of the following statement is TRUE?