The output of a shunt generator is 24 kW at a terminal voltage of 200 V. Armature resistance 0.05 ohms, shunt shield resistance 40 ohms. If the iron and  friction losses equal to the copper loss at this load. Find the bhp of the engine

Q: Calculate armature current for A d.c. shunt generator has shunt field winding resistance of 100 Q Hi…

A: The given details are:

Q: A 10-pole DC generator has a simplex lap-wound armature containing 100 coils of 10 turns each. The…

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Q: A 4 -pole generator has a lap-wound armature with 58 slots with 14 conductors per slot. The useful…

A: The solution is given below

Q: 2. A 6-pole generator has a lap-wound armature with 40 slots with 20 conductors per slot. The flux…

A: It is given that:

Q: A three pole pair generator has a lap-wound armature with 40 slots with 20 conductors per slot. The…

A: In this problem we will solve for the speed in rpm when the machine is connected in lap winding.…

Q: 1. The armature of a four-pole DC shunt generator has 378 wave connected conductors. The armature…

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Q: Q2: If the rated frequency for an induction motor is 60 Hz and the maximum tonque Tm is 100 N.m,…

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Q: A long shunt generator running at 1000 RPM supplies 20 kW at a terminal voltage of 220 V. The…

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Q: Increasing the frequency of the supply :will .Decrease the rotor speed at a certain load torqueO…

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Q: shunt connected generator supplies 220 V voltage to a 1.5 ‘load. Since the armature circuit…

A: The solution can be achieved as follows.

Q: 3. How does the armature reaction vary with the power factor of loads in an alternator?

A: Unity power factor: In case of unity power factor tha generated EMF lag the field flux by 90 degree.…

Q: Speed control 11 12 field 1 h eo stat 5 Prime armature E1 Mover 6. DC Generator Power Supply Load…

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Q: A 120-V, 10-A shunt generator has an armatureresistance of 0.6Ω . The shunt field current is 2…

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Q: The armature core of a dc generator is laminated to reduce hysteresis loss copper loss friction loss…

A: Solution: Armature is a component which carries alternative current. The thin pieces in armature…

Q: Four compound generators operating in parallel supply a load of 1,000 A. The resistance of series…

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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: A dc shunt generator has a critical field resistance of 400 at 1200 rpm. Now if the speed of the…

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Q: A 230 V dc shunt generator delivers 150A with friction loss of 1200W. The armature shunt field…

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Q: A separately-excited DC generator with magnetization curve shown below (Figure 1) is driven by a…

A: VF=15 VRF=2.44 Ωra=0.1 Ω

Q: b) A newly built institution has bought a D.C. shunt generator to supply a library in order for…

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Q: 5. In a DC generator, the iron losses at 1000 rpm are 10 kW at a given field current. At a speed of…

A: In this question,  We need to calculate the iron losses at speed N= 500rpm We know iron losses Pi =…

Q: 6. The O.C.C. of a shunt generator when separately-excited and running at 1000 r.p.m. is given by :…

A: 6. The Open circuit characteristics of a shunt generator when separately-excited and running at 1000…

Q: EAl 500 450 420 430 --------------- 400 300 200 100 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 4.75…

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Q: 1- In an alternator, the armature reaction influences the magnitude of Wave form of generated…

A: NOTE- “Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: 7. A 250 V d.c. shunt-wound generator has an armature resistance of 0.1 22 and a field resistance of…

A: Given a DC shunt wound generator with, Terminal voltage, V = 250 V Armature resistance, Ra=0.1 Ω…

Q: 5. In a DC generator, the iron losses at 1000 rpm are 10 kW at a given field current. At a speed of…

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Q: 1. A 4 pole, long-shunt lap wound generator supplies 20 kw at terminal voltage of 300 v. The…

A: This problem comes under electrical machine . It is related to dc generator . It is based on the…

Q: short-shunt connected compound DC generator delivers 219 A to a load at 250 V. Its shunt-field…

A: Voltage across shunt field winding= terminal voltage+ Drop in series field winding. Using ohms law…

Q: 3. The 35-kW, 400-V dc shunt generator has armature and shunt field winding resistances of 0.19 Q…

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Q: 3. A DC generator has no-load output voltage of 200 volts. Its armature circuit resistance is 0.75…

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Q: A 4-pole generator has a lap-wound armature with 48 slots with 36 conductors per slot. The useful…

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Q: The e.m.f. induced in the armature of a shunt generator is 600V. The armature resistance is 0.1 ohm.…

A: Given, Induced EMF, Eg = 600 V Armature resistance, Ra = 0.1 ohm Armature current, Ia = 200 A…

Q: Types of DC Generators 1. A compound dynamo supplies a load of 20 kW at 400 V. The shunt and series…

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Q: 1. A 200V de shunt generator can deliver 10 kW at half load with efficiency of 83 %. If the armature…

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Q: A long shunt generator is connected to a load that draws 28.8 kW, R, 0.04 ohm, R 0.01 ohm and 45…

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Q: A 4 pole DC shunt generator with a shunt field resistance of 109 ohms and an armature resistance of…

A: DC shunt Generator

Q: The armature core of a dc generator is laminated to reduce, copper loss O hysteresis loss eddy…

A: Eddy current loss can be minimized by laminating the armature core of dc generator.

Q: The armature core of a dc generator is laminated to reduce O hysteresis loss O copper loss O…

A: The armature core of a DC generator is laminated to reduce eddy current loss. Lamination means use…

Q: Iron loss of DC motor is constant with the load. Select one: O True O False

A: Iron loss depends on voltage.  As voltage is constant iron loss is constant.

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.…

DC Generator

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