SSC JE Electrical Engineering 25th Jan 2018 Shift-2

What is the average value of a DC voltage having a peak value of 25 V?

The waveform given in the figure below is an example of ............ waveform.

The inductive reactance of a circuit is 60 Ohms when it is supplied with a 50 Hz supply. Whatwill be the value of inductive reactance (in Ohms)of the circuit, if it is supplied with 60 Hz supply?

Calculate the impedance (in Ω)of the series RLC circuit given in the figure below?

Calculate the value of the quality factor of a series RLC circuit having resistance, inductance and capacitance of 30 Ohms, 27 mH and 0.03 mF respectively.

What is the bandwidth (in kHz) of a series RLC circuit having resistance, inductance and capacitance of 80 Ohms, 2 mH and 0.01 mF respectively?

Calculate the time taken (in seconds) by the capacitor to get fully charged in a series RC circuit having resistance and capacitance of 40 kilo-Ohms and 0.01 mF respectively.

What is the value ofline voltage (in kV) of a 3-phase star connected system having a phasevoltage of 3.3 kV?

A 3-phase star connected system is supplied by a line voltage of 440 V. The value of phase current is 50 A. Whatis the power (in kW) consumedby the system, if the current lags the voltage by 45 degrees?

What is the magnitude of reactive power (in KVAR) of a balanced 3-phase delta connected system having a line voltage of 400 V and line current of 50 A and the phase difference between the voltage and current is 53.13 degrees?