3Φ, 1385.6 v, star-connected synchronous motor, having synchronous reactance of 2 Ω/phase and negligible resistance takes an input of 207.84 kW with an induced emf of 916.5 volts/phase. Calculate the motor line current and pf. Draw the vector diagram.

Q: A 381 V, 50 Hz, Y-connected, eight poles synchronous generator has the OCC given in tabular form…

A: We need to find out the field current.

Q: dn a For a synchronous motor, the maximum value of torque developed at an *angle of 120 degree O 45…

A:

Q: A long shunt compound generator has armature, shunt field and series field resistance as follow:…

A: In this question we will find armature current and induced emf..

Q: 8T A 4-pole, single-phase, squirrel-cage induction motor operates from a 115V, 50 Hz supply. The…

A: In this question,   We need to determine the output power and power factor of the induction motor?…

Q: A 50 Hz, 400 V, 4 pole wound rotor Induction Motor has star connected stator and delta connected…

A: Given data: ZR=0.1+j0.5 Ωn1=650 rpmf=50 HzP=4 Note: As per our policy, I have attempted the first…

Q: 415V, 32hp, 50Hz, six poles, Y-connected squirrel cage asynchronous motor has the following…

A: Rotor speed = (1-slip)* synchronous speed stator current = per phase terminal voltage/ impedance…

Q: A 220 V, 1800 rpm short-shunt compound generator has an armature resistance of 0.12, shunt field…

A:

Q: A circuit of 500 V for single - phase asynchronousor motor has synchronous impedance of 3,2 ohms.…

A: Givensingle phase asynchronous motor withVoltage V=500 vsynchronous impedanceXs=3.2 ΩArmature…

Q: A long-shunt compound generator delivers a load current of 50A at 500V and has armature, series…

A:

Q: 1.Choose which synchronous machine has less diameter in the structure when compared to all other…

A: According to Bartleby question answer rules I have to solve first question only.

Q: - A four-pole DC shunt generator with lap connected armature has field and armature resistance of 50…

A:

Q: Describe with the aid of a phasor diagram the behavior of a synchronous motor starting from no-load…

A: We have given 3-phase synchronous motor which is delta connected where;Input supply voltage…

Q: 3-phase 3730W, 220V, 6-pole and 50 Hz induction motor operates at full load with a slip of 0.025.…

A: Power developed = output power + friction + windage losses and  stray load losses. Airgap power =…

Q: ole,single-phase, squirrel-cage induction motor operates from a 115V, 50 Hz supply. Th measured…

A: Given data is shown below. 1∅, P=4, f=50Hz, 115VNr=1400rpmStator impedance=1.9+j2.7Rotor…

Q: (b) A 480 V, 220 kVA, 0.80 power factor lagging, 40 Hz, two-pole, Y-connected synchronous generator…

A:

Q: () A 440 V. 60 Hz, star connected, the four-pole synchronous generator has a synchronous reactance…

A: Note : We are authorized to answer three sub parts at a time, since you have not mentioned which…

Q: How would it be possible to reverse the direction of rotation of a 3-phase synchronous motor? a)…

A: In this question  we will write about induction motor and sync motor related questions...

Q: A 460-V, 25-hp, 60-Hz, four pole, Y-connected induction motor has the following impedances in ohms…

A: Given  A 460-V, 25-hp, 60-Hz, four pole, Y-connected induction motor has the following impedances in…

Q: Find the maximum efficiency of shunt generator has the armature resistance and shunt resistance 0.08…

A: Given Ra=0.08 Ω Rsh=120 Ω Wr=800 W VT=250 V

Q: A 2000V 3-phase 4-pole wye connected SM runs at 1800 rpm. The excitation is constant and gives an…

A: The solution is given below

Q: Sketch the V curve for a synchronous motor. Label the axes. Indicate where the power factor is…

A: The plots of armature current Ia versus field current If are called V curves. The V curves represent…

Q: A 10 KW full load output power of shunt generator having an armature circuit resistance of 0.75 Q…

A: given shunt generator

Q: A four-pole DC shunt generator with lap connected armature has field and - armature resistance of 50…

A: option A

Q: Question-9 b A 4-pole turbogenerator is rated at 150 MVA, 14 kV and 60 Hz. Its inertia constant is…

A: Given- 4-pole turbogenerator rated at 150 MVA, 14 kV & 60 Hz, so, G=150 MVA, f=60 Hz, Inertia…

Q: Induction motor at standstill condition has the motor speed (nm) and slip (s): Select one: Oa.…

A:

Q: 0 A 440 V, 60 Hz, star connected, the four-pole synchronous generator has a synchronous reactance of…

A: NOTE-As per the rules we can answer only 3 sub-parts, please post the remaining sub-parts as the…

Q: A 1 MVA, 5 kV, 3-phase, 60 Hz, Y-connected AC generator has a no load voltage of 10 kV. If the…

A:

Q: induction

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Q: During an experiment to determine the excitation curve for a separately-excited DC shunt generator…

A: It is given that: If=148mANo load terminal voltage,Vt=77.2VN=1828rpm

Q: Find the speed of the rotating field of a six-pole,three-phase motor connected to (a) a 60-Hz line…

A: Given data, The value of number of poles is P = 6 a) When frequency is f = 60 Hz. The expression…

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A: It is given that: frequency,  synchronous reactance, efficiency,  The power factor angle=15…

Q: A three-phase squirrel cage induction machine with rated frequency of f = 50 Hz has a rated slip Sn…

A:

Q: How can a synchronous motor be made to have a leading power factor? Select one: A. BY…

A: When we operate the synchronous motor at overexcited mode it's power factor is leading.

Q: b. The rms voltage of a synchronous motor is given by E = 4.44k fT_¸Volts ph where k, f, Tph and g…

A:

Q: The power input to the rotor of 440 V, 50 Hz, 6-pole, 3-phase, induction motor is 80 kW at a slip of…

A: Supply voltage,VS = 440 VSupply frequency,f = 50 HzNumber of poles, P = 6Input power,Pg = 80…

Q: A separately excited DC generator operates at a speed of 1400 rpm. The open circuit terminal voltage…

A:

Q: ) A 440 V, 60 Hz. star connected, the four-pole synchronous generator has a synchronous reactance of…

A: Given machine is synchronous generator. Number of poles, P=4. Frequency of supply, f=60 Hz.…

Q: 4. An induction motor is represented as a line diagram and an equivalent circuit. Find: The number…

A: The question is related to induction motors in electrical machines.

Q: Who can I find the power factor for synchronous motor by use matlab

A: to find power factor for synchronous motor using matlab

Q: QUESTION 12 An 6.6 kV. three-phase star-connected synchronous motor is working at full load and…

A:

Q: A 381 V, 50 Hz, Y-connected, eight poles synchronous generator has the OCC given in tabular form…

A:

Q: An 8-Pole, simplex lap wound, shunt generator has 800conductors and a flux per pole of 0.025Wb. The…

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DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.