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Electrical Engineering (EE) Exam  >  Electrical Engineering (EE) Tests  >  Test: Electrical Machines & Power Systems- 1 - Electrical Engineering (EE) MCQ

Test: Electrical Machines & Power Systems- 1 - Electrical Engineering (EE) MCQ


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10 Questions MCQ Test - Test: Electrical Machines & Power Systems- 1

Test: Electrical Machines & Power Systems- 1 for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Test: Electrical Machines & Power Systems- 1 questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The Test: Electrical Machines & Power Systems- 1 MCQs are made for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Electrical Machines & Power Systems- 1 below.
Solutions of Test: Electrical Machines & Power Systems- 1 questions in English are available as part of our course for Electrical Engineering (EE) & Test: Electrical Machines & Power Systems- 1 solutions in Hindi for Electrical Engineering (EE) course. Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free. Attempt Test: Electrical Machines & Power Systems- 1 | 10 questions in 30 minutes | Mock test for Electrical Engineering (EE) preparation | Free important questions MCQ to study for Electrical Engineering (EE) Exam | Download free PDF with solutions
Test: Electrical Machines & Power Systems- 1 - Question 1
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In practice, while performing O.C. test on transformer input voltage applied to__________ winding, while performing S.C.test input voltage applied to________________winding.

Test: Electrical Machines & Power Systems- 1 - Question 2
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In a single phase, full wave bridge circuit and in three phase, delta full wave bridge circuit, the ripple voltage frequency is always 

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Test: Electrical Machines & Power Systems- 1 - Question 3
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A 3φ, Induction Motor had Tmax as 300 N-m with a supply of 440 V, 50 Hz. If the supply is changed to 220 V, 25 Hz new Tmax is

Test: Electrical Machines & Power Systems- 1 - Question 4
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The operating range of slip of an induction machine when it is operating in generating mode
Test: Electrical Machines & Power Systems- 1 - Question 5
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In a capacitor start induction motor the power factor of main winding is 0.866 lag. The power factor of auxiliary winding should be      
Test: Electrical Machines & Power Systems- 1 - Question 6
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A 4 pole dynamo with wave wound armature has 51 slots containing 20 conductors in each slots. The induced emf is 357 volts and the speed is 8500rpm. The flux per pole will be
Test: Electrical Machines & Power Systems- 1 - Question 7
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A 4 pole short shunt wave wound compound generator supplies 25 kW at terminal voltage of 500 V. The armature resistance is 0.1 Q, series field resistance is 0.15 Q and shunt field resistance is 126.875 Q. The emfgenerated is____________
Test: Electrical Machines & Power Systems- 1 - Question 8
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A 230 V d.c. series motor develops its rated output at 1500 rpm while taking 20 A. Armature and series field resistance are 0.6 Q and 0.4 Q respectively. To obtain rated torque at 1000 rpm, external resistance mustbe added is____________
Test: Electrical Machines & Power Systems- 1 - Question 9
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A shut Machine Connected to 250 V supply has an armatureresistance of 0.12 Ω and field  resistance of 100 Ω.  Then the ratio of the speed of machine as a generator to the machine as a motor, if the line current is 80A in both cases is____________
Test: Electrical Machines & Power Systems- 1 - Question 10
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A 3φ, 50 Hz, 400 V, induction motor with 10 poles, running at speed of 540 rpm. If the number of poles reduced to 8, the newoperating slip is____________
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