SOLVE THE PROBLEM, SHOW YOUR COMPLETE SOLUTION AND MAKE SURE THAT THE FINALS ANSWERS ARE IN 4 DECIMAL PLACES.   A 20-KW long compound DC generator is rated 240 V. It has a full load efficiency of 78% and stray power loss of 1600 watts. The shunt field and series field resistances are 110 ohms and 0.08 ohm respectively. Find the armature resistance, efficiency at maximum and the load current corresponding to maximum efficiency.

Q: Basics, Construction & Oper... A DC generator has armature emf of 200 V when it works on full…

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Q: A 500 V, 200 kW, long shunt compound generator induces an e.m.f. of 480 V when running at 1000…

A: Given Data: Induced emf Eg0 = 480 V Speed N0 = 1000 rpm

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Q: In the DC shunt generator, the induced voltage in idle operation is 127V. Output voltage when loaded…

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Q: Calculate the flux per pole required on full-load for a 50 kW, 450 V, 8-pole, 600 r.p.m. d.c. shunt…

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Q: Q2) In DC machine, the speed is 800 RPM, the flux per pole is 2 m wb, and it has a Lap winding…

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

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Q: /(a) A d.c. series generator has armature resistance is 0.5 ohm and series field resistance is 0.03…

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Q: 4.12 In a compound machine, the shunt field winding has 470 turns/pole, and the series field winding…

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Q: A seperately excited DC generator has a no load voltage of 127 V, Ra= 0.02 ohm and Rsh=15 ohm. Find…

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Q: In the load characteristics of a separately-excited DC generator, its output voltage decreases with…

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Q: A 4 pole dc shunt generator with a shunt field resistance of 100 ohm and an armature resistance of 1…

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Q: A self-excited shunt generator supplies a load of 12.5 kW at 125 V. the field resistance is 25 Ω and…

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Q: Q1// Answer the following question. 1- A 8-pole a separately excited generator, having the…

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Q: The field winding and armature winding resistances of a shunt generator is 80 N and 0,20,…

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Q: 220-V long-shunt

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Q: A 30-kW, 250-V dc long shunt generator has armature, series and shunt field winding resistances of…

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Q: Q4: A. 50-kVA ideal transformer has 800 turns on the primary and 60 turns on the secondary winding.…

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

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Q: A long shunt compound generator has armature shunt field and series field resistances of 0.05, 100…

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Q: 2. A long shunt compound generator has the following parameters: R = 0.05 №2, R = 0.1 22 and R = 150…

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Q: Example : In a 110 V, d.c. compound generator, the resistance of the armature, shunt field and…

A: Drawing the circuit for Shunt DC compound generator: