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    Showing 1-13 of 13 results
    DC generator problem 1

    6 DC Generator Problems with Solution – Types of DC Generator

    • Categories DC Generator, DC Generator Solved Problems, Electrical Machines, Exams, Interview Questions, Objective Questions, Problems and Solution

    This set of DC Generator Problems with Solution focuses on problems based on Types of DC Generator. DC Generator Problem 1 A shunt generator delivers 450 A at 230 V …

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    MCQs Synchronous motor

    Synchronous Motors MCQ

    • Categories Synchronous Motor, Objective Questions

    This set of Electrical Machines Multiple Choice Questions & Answers (MCQs) focuses on “Synchronous Motors ”. This is a set of Synchronous Motors MCQ with detailed solution. Synchronous Motor MCQ …

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    electrical-Interview-Questions

    Circuit Breakers – Objective Questions – Part 1

    • Categories Objective Questions

      Part 1Part 2Part 3Part 4Part 5 1. A circuit breaker is (A) power factor correcting device (B) a device to neutralize the effect of transients (C) a waveform correcting …

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    electrical-Interview-Questions

    Objective Questions on Single Phase Motors | Part 4

    • Categories Objective Questions, Single Phase Motors

    46. The short coming of repulsion motor is (A) variation of speed with load (B) low power factor (C) tendency to spark at brushes (D) all of the above. Check …

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    MCQs Synchronous motor

    Objective Questions on Alternators | Part 2

    • Categories Alternator, Objective Questions

    16. A winding is having a number of slots is equal to the number of poles, then this winding is called (A) concentrated winding. (B) short pitch winding. (C) full pitch …

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    Objective Questions on Alternator | Part 1

    • Categories Objective Questions

    1. In an alternator, voltage drops occurs in (A) armature resistance only (B) armature resistance and leakage reactance (C) armature resistance, leakage reactance and armature reaction (D) armature resistance, leakage …

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    MCQ

    Objective Questions on Single Phase Motors | Part 1

    • Categories Objective Questions

    Part 1Part 2Part 3Part 4Part 5 1. A capacitor start single phase induction motor will usually have a power factor of (A) unity(B) 0.8 leading(C) 0.6 leading(D) 0.6 lagging. Check …

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    electrical-Interview-Questions

    Circuit Breakers – Objective Questions – Part 2

    • Categories Circuit Breaker, Objective Questions

      Part 1Part 2Part 3Part 4Part 5 16. Out of the following circuit breakers, which one has the lowest voltage range ? (A) Air-break circuit breaker (B) Tank type oil …

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    Objective Questions on Electric Traction – 1

    • Categories Objective Questions

    1. Overall efficiency of steam locomotive system is close to (A) 5 to 10%(B) 25 to 30%(C) 55 to 60%(D) 75 to 80%.Check AnswerA2. In a steam locomotive electric power …

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    startup

    Objective Questions on Alternators | Part 4

    • Categories Alternator, Objective Questions

    46. The windings for an alternator are I. 36 slots, four poles, span 1 to 8 II. 72 slots, six poles, span 1 to 10 III. 96 slots, six poles, …

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    young students thoughtfully working on study BMKYRN2 min

    Objective Questions on Alternators | Part 3

    • Categories Alternator, Objective Questions

    Part 1Part 2Part 3Part 4Part 5 31. In order to reduce the harmonics in the emf generated in an alternator (A) slots are skewed (B) salient pole tips are chamfered …

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    electrical-Interview-Questions

    Objective Questions on Single Phase Motors | Part 3

    • Categories Objective Questions, Single Phase Motors

    31. The type of starting relay used on single phase hermetic motor is (A) hot wire relay (B) timing relay (C) current coil relay (D) voltage coil relay (E) any …

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    MCQ

    Objective Questions on Single Phase Motors | Part 2

    • Categories Objective Questions

      Part 1Part 2Part 3Part 4Part 5 16. Single phase motors are commercially manufactured up to   A   1 H.P.   B   2 H.P.   C   5 …

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