What is the voltage in 3 phase line?

Welcome to AskOrAnswerMe.com , where you can ask questions and receive answers from other user. Feel free to ask any question. Help everyone by giving best answer to the questions.

11,555 questions

10,173 answers

190 comments

4,088 users

- What is the difference between line and phase voltage?
- What is line voltage and phase voltage?
- Write the relation between phase and line current, phase and line voltage for Star connection.
- 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
- What is the difference between line and phase current?
- What is the difference between a line voltage and low voltage control system?
- Why the read of 3 phase voltage is 440?
- Is the power line voltage available in our homes a dc or an ac voltage?
- Which relay is preferred for phase fault on short transmission line?
- For 11kV line the inductance per km per phase will be of the order of:
- Which relays are used for phase faults on long line?
- In an alternator at lagging power factor the generated voltage per phase as compared to that at unity power factor?
- A single core cable is designed to work for a single phase system with a peak voltage of 220 kV. The maximum
- Explain the need and steps to conduct the reduced voltage running up test on the three phase induction motor.
- Draw the waveform of three phase AC supply voltage.
- Explain the principle of ON OFF control and phase control of AC voltage controller with suitable circuit and waveforms.
- What is a three phase connection?
- At a particular instant, the R-phase voltage of a balanced 3-phase system is + 30 V, and the Y-phase voltage is ...
- A 3-phase voltage source inverter operates in 180° conduction mode with a star connected resistive load. If input
- A 50Ω transmission line is terminated in an impedance of 20-j50. What will be the reflection coefficient?
- Why use phase modifiers in case of long transmission line
- If 1-phase voltage is 220V, why is 3-phase 440V and not 660V ?
- What is Phase sequence? Draw waveforms of 3 phase emf.
- What are the losses in a transmission line?
- In a 3-phase converter circuit during commutation when one SCR in one phase is turned on to turn-off an SCR
- Which type of winding is used in 3 phase shell-type transformer ?
- The sending end and receiving end voltages of a three-phase transmission line are 10 kV/ph and 9.5 kV/ph,
- The power consumed in a circuit element will be least when the phase difference between the current and voltage is?
- While calculating performance of medium transmission line, what assumptions are made in case of (i) Nominal 'T' Method (ii) Nominal 'TT' Method.
- List any two methods of reactive power measurement in 3 phase circuit.
- The line current in a balanced delta system is 30 A. The load current is
- What is a high tension power line?
- what is mean by medium transmission line ?
- what is mean by short transmission line ?
- what is mean by long transmission line ?
- An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel...
- The potential coil of a single phase dynamometer wattmeter has 4840 Ohm resistance. Voltage across the load is
- The product of apparent power and cosine of the phase angle between circuit voltage and current is?
- For 11 kV line the capacitance per km per phase will be of the order of:
- Shunt compensation in an EHV line is used to
- Series capacitive compensation in EHV transmission line is used to
- The armature current on symmetrical 3 phase short circuit of a synchronous machine (salient pole)
- List the properties of line insulators in brief
- requirements or properties of the line supports used in transmission and distribution.
- A lightening arrester connected between the line and earth in a power system protects the terminal equipment
- For a 15-bus power system with 3 voltage controlled buses, the size of Jacobian matrix is
- What is mean by plugging in three phase induction motor?
- A synchronous generator and motor are rated 30MVA, 13.2 kV, and both have subtransient reactances of 20%. The line connecting them has a reactance of 10% on the base of the machine ratings. The motor is drawing 20MW at 0.8 power-factor leading and a terminal voltage of 12.8 kV when a symmetrical 3-phase fault occurs at the motor terminals. Use superposition concepts to find the fault current in amperes
- What are the five types of single phase motors used in the industry?
- Define balanced 3 phase load.

...