B.TechSemester 62024-25Electrical Machine DesignBEE062
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Electrical Machine Design (BEE062) - AKTU Question Paper 2024-25

B.Tech · Semester 6 · Free PDF Download

This is the official AKTU Electrical Machine Design Previous Year Question Paper for B.Tech Semester 6, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 6
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Electrical Machine Design (BEE062) — extracted question text · 70 marks · 3 Hours

Section AAttempt all q u e s t i o n s i n b r i e f . 0 2 x 7 = 1 4
  • a
    What will happen if the induc tion motor air gap increases?
  • b
    What is voltage regulati on of transformer?
  • c
    What are the various constraints of design amachine?
  • d
    What are specific electric and magnetic loadings?
  • e
    Why rotors slots of the induction motor are skewed?
  • f
    What is Computer Aided Design?
  • g
    What is ratio of no load to fu ll load current of three phase induction motor?
Section BAttempt any three o f t h e f o l l o w i n g : 0 7 x 3 = 2 1
  • a
    Discuss the various classes o f insulation in terms of temperature?
  • b
    Derive the mathematical expression of KVA rating of three co re type transformers in terms of space factor and window area?
  • c
    Write the difference between core type and shell type of transformer?
  • d
    Describe about the factors influencing the choice of a) spec ific magnetic loading and b) specific magnetic loading of the 3-phase machine?
  • e
    Discuss no load current, volta ge regulation and derive the expression of efficiency of transformer?
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 0 7 x 1 = 0 7
  • a
    Derive the mathematical expression of KVA rating of three ph ase shell type transformers in terms of space factor and window area?
  • b
    Explain the core and armature design of dc and 3-phase ac ma chines
  • a
    Explain the synthesis and hybrid methods of computer aided d esign?
  • b
    Prove that emf/turn of single -phase transformer is KQ0.5, where Q is output KVA rating/phase
  • a
    Explain the design of field system of DC machine?
  • b
    Explain the modern trends in design and manufacturing techni ques?
  • a
    Explain the selection and guidelines of number of poles of D C machine?
  • b
    Explain the design of field system of salient pole rotor and non- salient pole rotor of alternator?
  • a
    Define the limitations of traditional designs and need of co mputer aided design (CAD) of electrical machines? Discuss different methods of CAD using flow charts?
  • b
    Explain the cooling system designs of the transformers?

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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