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
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

84

51

65

78

84

51

ANSWER DOWNLOAD EXAMIANS APP

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

Twice

Half

No Change

Four Times

Twice

Half

No Change

ANSWER DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
What is the peak-to-peak value of a sinusoidal voltage (in V) having the average value of 100 V?

141.44

314

282.88

159.98

141.44

314

282.88

159.98

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
What is the magnitude of the reactive power (in kVAR) of a balanced 3-phase delta connected system having the line voltage of 400 V and the line current of 50 A and the phase difference between the voltage and current is 53.13 degrees?

27.71

277.1

0.2771

2.771

27.71

277.1

0.2771

2.771

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
The ripple factor is

Peak Value/DC Value

RMS Value/Peak Value

Peak Value/RMS Value

RMS value/DC Value

Peak Value/DC Value

RMS Value/Peak Value

Peak Value/RMS Value

RMS value/DC Value

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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?

350

486.6

228

235.6

350

486.6

228

235.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1

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 In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

SSC JE Electrical 2018 with solution SET-1 What is the peak-to-peak value of a sinusoidal voltage (in V) having the average value of 100 V?

SSC JE Electrical 2018 with solution SET-1 What is the magnitude of the reactive power (in kVAR) of a balanced 3-phase delta connected system having the line voltage of 400 V and the line current of 50 A and the phase difference between the voltage and current is 53.13 degrees?

SSC JE Electrical 2018 with solution SET-1 The ripple factor is

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?

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
In a synchronous motor running with the fixed excitation, when the load is increased two times, its torque angle becomes approximately

SSC JE Electrical 2018 with solution SET-1
What is the peak-to-peak value of a sinusoidal voltage (in V) having the average value of 100 V?

SSC JE Electrical 2018 with solution SET-1
What is the magnitude of the reactive power (in kVAR) of a balanced 3-phase delta connected system having the line voltage of 400 V and the line current of 50 A and the phase difference between the voltage and current is 53.13 degrees?

SSC JE Electrical 2018 with solution SET-1
The ripple factor is

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?