Q. How demagnetization effect of armature reaction is shown graphically?

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Q. External characteristics of DC shunt motor lies in ______________

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Q. From magnetization characteristic at If = 7.1 A, Eₐ = 225 V at 1000 rpm. What will be the terminal voltage at speed 950 rpm?

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Q. For a given compound DC machine, Net field current obtained from characteristic is equal to 7.5 A, where shunt field current is equal to 5 A, armature current is 505 A, demagnetizing current equal to 0.95 A and shunt field winding of 1000 turns at rated speed of 1000 rpm. What will be the series field turns?

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Q. For connecting two generators in parallel, they should have __________________

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Q. While connecting two DC generators in parallel, which of the following is not a desirable condition?

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Q. We connect two generators in parallel _____________

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Q. Load sharing of two generators connected in parallel is determined by __________

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Q. For a parallel operation of 2 DC shunt generators, we get net external characteristics ___________

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Q. When two compound generators are connected in parallel, when load current in generator 1 is increased __________

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Q. While running two compound motors in parallel, we connect equalizer ring between ___________

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Q. When two DC series motors are connected in parallel, the resultant speed is __________

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Q. External characteristic differ from internal characteristic in DC series motor by ______

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Q. For a DC series generator what is the condition for self-excitation?

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Q. Which of the following is the correct formula for cumulative compound generator?

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Q. For a self-excited DC shunt generator Iₐ = _____________

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