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- what is equivalent resistance when four 4 Ohm resistors are connected in i) series ii) parallel
- What is Resistance?
- Consider the circuit in Fig. 2 with the following data: VBE=0.6V; Vz=6.6V; Re=2K ohm; Vcc=15V; assume IB <<IC. What is the role of R1 resistor? Calculate the current IC through the collector resistor (RC): what can be the variation range of the load resistance Re for the current Ic to remain constant.
- What is the mathematical relationship between resistance and conductance?
- If an incandescent lamp of 80 ohms resistance takes a current of 0.75 ampere, what voltage is
- What amount of current will flow through resistance of 10 ohms when it is connected across a
- What is the resistance of a coil which draws 10 A and dissipates 1520 W?
- Consider a cube of material of sides 1 cm with a resistance of 0.003 Ω between its opposite faces. What is the
- What is the resistance of a 160 m wire with a uniform diameter of 0.28 mm, if the specific resistance is
- What is the total resistance if 5 resistors of 20 Ω each are connected in series?
- What is the ratio of resistance and impedance better known as ?
- What is the approximate value of average resistance of a human body ?
- What is the equivalent resistance of a network having 5 resistors of each 10ohm connected in parallel?
- What is the equivalent resistance of one limb A when delta connection is transformed in to star?
- What happens when the shunt resistance of a galvanometer circuit is increased?
- Three 3 ohm resistors are connected to form a triangle. What is the resistance between any two of the corners?
- Wire length is three times increases then what is the rEsistance
- What is the relationship between power and resistance?
- What is meant by resistance heating?
- What is the lowest acceptable insulation resistance for a cable?
- What is an insulation resistance test?
- What is resistance wire made of?
- What is electrical resistance used for?
- if voltage is 230 Volts , frequency is 50 Hz and current is 1 ampere then what will be the resistance?
- If resistance is 8 Ohm and current is 16 ampere then what will be the voltage and power?
- What is the unit of resistance?
- what is the reciprocal of resistance ?
- what is the temperature coefficient of Resistance of conductor ?
- what is the temperature coefficient of Resistance of semiconductor ?
- What should be the value of earthing resistance for large power stations?
- What happens to the resistance of a wire when its length as well as the cross-sectional area are doubled?
- What does the shunt resistance component in the equivalent circuit of an Induction motor represent ?
- For proper earthing, what should be the maximum value of earth resistance while carrying out the testing of...
- What happens to total resistance in a circuit with parallel resistors if one of them opens?
- A moving-coil permanent-magnet instrument can be used as what by using a low resistance shunt?
- What happens to the resistance when the current increases?
- What should be the ideal resistance of ammeter ?
- A 3 micro Faraday capacitor is connected closing a switch to a supply of 100V through 1 milli ohm series resistance. Calculate
- When The dc converter in figure shown has a resistance load of R = 10 Ω and the input voltage is Vs 220 V the converter switch remains on, its voltage drop is Vo -2 V. The chopping frequency is fI K sW Vs If the duty cycle is 50%, determine: (a) the average output voltage V (b) the RMS output voltage Vo (c) the converter efficiency (d) the effective input resistance of the converter
- The inductance if a resistance with a rating of 100watts at 100volts is connected in series with a inductor across 220volts/50hz
- A series resistance is added to the over-current relay in a bus bar differential protection scheme which:
- For a balanced three phase star connected load for which line voltage is 230V and per phase resistance and reactance is 6 Ohm and 8 Ohm respectively. Calculate: 1) phase voltage 2) line current 3) power factor 4) total power absorbed
- A resistor in which the resistance changes exponentially with change in temperature is called as
- Which of the following is a negative-resistance microwave device for oscillator applications?
- The operation of the relay which is most affected due to arc resistance is
- A 10A DC Ammeter has a resistance of 0.1 Ω is to be extended to 50 A, the required shunt wire is
- A high-pass filter has a resistance R = 2 kΩ The lowest input frequency to be passed is 7.5 kHz. The value of
- In a dc shunt generator critical field circuit resistance line is the line drawn
- A 200 V dc motor takes a field current of 2 A to generate a back emf of 180 V. If the field winding resistance is
- To find current in a resistance connected in a network, Thevenin's theorem is used VTH = 20 V and RTH = 5 Ω.

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