3. Two shunt generators operating in parallel given a total output of 600 A. One machine has an armature resistance of 0.02 ohm and a generated voltage of 455 V and the other an armature resistance of 0.025 ohm and a generated voltage of 460 V. Calculate the terminal voltage and the kilowatt output of

Q: The machine has a resistance of 0.25 ohm and is connected ulate the e.m.f. Generated when it runs as…

A: Resistance (R) = 0.25 ohm Voltage (V) = 300 V Ia = 100 A Ia = 80 A We have to calculate the e.m.f.…

Q: Describe the similarities in the construction of a DC motor and a DC generator.

A: From a mechanical standpoint, a DC motor and a DC generator are quite similar, but from a technical…

Q: types of power losses of DC motor

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Q: SOLVE AND SHOW YOUR COMPLETE SOLUTION. ANSWERS SHOULD BE IN TWO DECIMAL PLACES. The armature of a…

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Q: SOLVE AND SHOW YOUR COMPLETE SOLUTION. ANSWERS SHOULD BE IN TWO DECIMAL PLACES. The armature of a…

A:

Q: 4. Explain the importance of residual voltage in a dc generator. Note: Figures and sketches are…

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Q: Please write a short discussion for each number and explain.   1. Losses in a DC generator 2.…

A: Discussion about  1.Losses in a DC generator 2. Power stages in a DC generator 3. Efficiency of a DC…

Q: A 10 pole lap wound DC armature has a total of 200 conductors each with a current carrying capacity…

A: Given values are - Lap windingNumber of polesP=10Number of conductorsZ=200Current…

Q: At rated voltage, a 125 kw, 300-V long shunt compound system provides power with a stray power loss…

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Q: 1.78 The induced emf of a dc machine running at 750 rpm is 220 V. The percentage increase in field…

A: we need to find out percentage change in flux.

Q: A DC machine can run either as a ______ or as a generator.

A: In this answer we will understand what is a machine and the types of a machine and then we will try…

Q: A 250 V d.c. shunt generator has 1250 watts constant loss. Find out load current at maximum…

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Q: a) How laminated core of electrical machines reduces the iron losses?

A: NOTE :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: a) A 12 pole dc generator has a simple wave wound armature containing 3000 conductors. If the flux…

A: Since you have asked multiple questions in a single request, we will be answering only the 1st…

Q: Write an introduction and discussion of a report on a topic (Study the Working Principle of DC…

A: Write an introduction and discussion of a report on a topic (Study the Working Principle of DC…

Q: In a 6-pole DC machine, 90 mechanical degrees corresponds to how many electrical degrees? (a) 270…

A: Given a DC machine has, Total number of poles, P = 6 Mechanical degree, θm=90°

Q: A self-excited. DC shunt generator is rated at 22 kW, 220 V at 1800 rpm. The following data are…

A: We are authorized to answer three subparts at a time. Since you have not mentioned which part you…

Q: what is the conclusion for the concepts of rotating amature and rotating field in an alternator?

A: There are two types of alternators are used one is rotating armature type and the other one is…

Q: What are the different losses which occur in a DC machine. * Your answer

A: In this answer let's discuss about the different losses that can occur in a dc machine.

Q: prove the formula of generated voltage of dc machine

A: The derivation is as follows.

Q: The armature of a d.c. machine has a resistance of 0.25 ohm and is connected to a 300V supply.…

A: As per the question, it is given that Resistance = 0.25 ohm Voltage = 300 V We have to calculate the…

Q: The number of parallel paths and the number of series conductors required for a given kW rating of…

A: In this question , we will write about the number of parallel paths in dc machine depends hoon which…

Q: 2/ Explain the internal and external characteristics of de generator (draw each case).

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Q: SOLVE AND SHOW YOUR COMPLETE SOLUTION. ANSWERS SHOULD BE IN TWO DECIMAL PLACES.  The armature of a…

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Q: Determine the flux per pole for 6 pole dc machine having 240 wave connected conductors, which…

A: Given DC generator  Number of poles P=6Number of conductors Z=240wave connected winding so,Number of…

Q: Q choose the correct answer: 1-Brushless excitation system consisting of.... a- Stator field winding…

A: Given

Q: Two shunt generators are connected in parallel to supply a current of 1500A. Each machine has a…

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Q: How voltage is built up in dc shunt generator

A: as the name suggests the field winding of the shunt generator is connected in parallel with the…

Q: The armature of a shunt generator has 0.05 ohm effective resistance. Each brush has an effective…

A: It is given that: Ra=0.05 ΩRb=2×0.01 Ω=0.02 ΩVt=100 VIL=40 A

Q: a) A sinewave is having a frequency of 50 Hz and instantaneous value of 250 Volts at 1.1 milli…

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Q: SOLVE AND SHOW YOUR COMPLETE SOLUTION. ANSWERS SHOULD BE IN TWO DECIMAL PLACES. The armature of a…

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Q: The armature of a d.c. The machine has a resistance of 0.25 ohm and is connected to a 300V supply.…

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Q: The armature of a two-pole dc machine has 30 slots, each slot has 4 conductors each. during its…

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Q: A shunt generator delivers 1,000 W at 149 V to a load. If the armature resistance is 0 ohm, and the…

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DC Generator

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