Recent questions tagged series

1 answer 22 views

Series rc circuits

asked Jun 11 by Shimroz123
1 answer 24 views

Series circuit rules

asked Jun 11 by Shimroz123
1 answer 34 views

X L and X C in Series

asked May 27 by Shimroz123
1 answer 19 views

Series and parallel capacitor problem

asked May 21 by Shimroz123
1 answer 51 views

Describe the reason of using dc series motor for electric trains.

asked Sep 18, 2018 in Electrical Machine by Shimroz123
1 answer 18 views

State the principle of solar cell. What is necessity of series and parallel connection of solar cells.

asked Sep 7, 2018 by Zeeshan
1 answer 2 views

State the use of shunt and series resistance used in extension of meter.

asked Sep 6, 2018 by Shimroz123
1 answer 9 views

State necessity of series connection and parallel connection of batteries.

asked Sep 4, 2018 by Shimroz123
1 answer 68 views

 An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when A) ZL = R B) ZL = jXS C) ZL = R-jXS D) ZL = R+jXS 

asked Jun 18, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

An inductor is connected in series with SCR to protect it from A) Excessive high voltage B) Excessive high dv/dt C) Excessive high di/dt D) Excessive large forward current 

asked Jun 18, 2018 in Inductor by Shimroz123
1 answer 14 views

In a series R-C circuit, with the increase in frequency, current (A) Reduces (B) Increases (C) Does not change (D) Becomes zero

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 22 views

A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 48 views

Two 100W, 200V lamps are connected in series across a 200V supply. The total power consumed by each lamp will be in Watts

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 22 views

We connected a 35V dc supply to a resistance of 600 Ohm in series with an unknown resistance R.A. voltmeter having a resistance of 1.2 kOhm is connected across 600 Ohm resistance and read 5v. The value of resistance R will be

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 61 views

In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C?

asked May 1, 2018 in Network Analysis by Shimroz123
1 answer 15 views

In a 2 kW, 200 V, 1000 rpm. DC series motor the torque at full load was found to be 0.3 N -m. The torque at half full load in N -m is :

asked Apr 29, 2018 in Electrical Machine by Shimroz123
1 answer 30 views

A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC voltage drops entirely across the

asked Apr 29, 2018 in Network Analysis by Shimroz123
1 answer 21 views

In a series RLC high Q circuit, the current peaks at a frequency  (1) equal to the resonant frequency (2) greater than the resonant frequency (3) less than the resonant frequency (4) equal to half the resonant frequency

asked Apr 29, 2018 in Network Analysis by Shimroz123
1 answer 27 views

Series capacitive compensation in EHV transmission line is used to

asked Apr 29, 2018 in Power system by Shimroz123
1 answer 32 views

Consider a circuit with four resistors in series connected to a voltage source. What happens to the voltage across each resistor, if the value of each of the resistors is doubled? A) It will double B) It will remain the same C) It will be halved D) It will become zero

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 22 views

What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 22 views

What is the total resistance if 5 resistors of 20 Ω each are connected in series? A) 100 Ω B) 4 Ω C) 20 Ω D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

Which of the following is true with a series circuit having resistors of different values? A) The total resistance of the circuit is the sum of the individual resistances B) The current across each resistor is the same C) The voltage drop across each resistor depends on the value of the resistor D) All the above

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 13 views

Series reactors are used to

asked Apr 26, 2018 in Switchgear And Protection by Shimroz123
1 answer 30 views

A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb, the heater output will?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 15 views

Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 26 views

In a series circuit with unequal resistances?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 14 views

Two resistors are said to be connected in series when?

asked Mar 25, 2018 in Basic concepts by Shimroz123
1 answer 25 views

The series and parallel resonance on L-C circuit differs in that?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 46 views

At very low frequencies a series R-C circuit behaves as almost purely?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 25 views

If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 15 views

The time constant of a series R-C circuit is given by?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

In a series L-C circuit at the resonant frequency the?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 17 views

In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 21 views

In series resonant circuit, increasing inductance to its twice value and reducing capacitance to its half value?  

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

In a series resonant circuit, the impedance of the circuit is?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
1 answer 14 views

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