Solved question paper for BEE May-2016 (DIPLOMA mechanical engineering 1st-2nd)

Basic electrical engineering

Previous year question paper with solutions for Basic electrical engineering May-2016

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Question paper 1

  1. SECTION A

    Q.1. Do as directed:

    a. The total resistance of two resistors of 10 Ω each connected in parallel is _____________.

    Answer:

  2. b. Wheatstone bridge is used to measure _______________.

    Answer:

  3. c. The superposition theorem can be applied only to __________ networks.

    Answer:

  4. d. An ideal current source has _____________ internal resistance.

    Answer:

  5. e. In the left hand rule, thumb always represent__________.

    Answer:

  6. f. Aluminium and platinum are ____________ magnetic materials.

    Answer:

  7. g. Capacity of a battery is measured in ____________.

    Answer:

  8. h. Define Electrolyte.

    Answer:

  9. i. Define Permeability.

    Answer:

  10. j. The power factor is the ratio of______________.

    Answer:

  11. k. Nuclear power plant uses process of ____________ for producing electricity.

    Answer:

  12. l. Solar cell convert_______________ energy into electrical energy.

    Answer:

  13. m. Tesla is the unit of_______________.

    Answer:

  14. n. Ohm’s law is valid only for___________ .

    Answer:

  15. o. Relative permeability of vacuum is__________

    Answer:

  16. SECTION B

    Q.2. Attempt any FIVE Questions:

    (i) State and explain Thevenin’s theorem.

    Answer:

  17. (ii) Show that when a number of resistances are connected in series, the total resistance is equal to sum of individual resistances.

    Answer:

  18. (iii) Define any THREE

    a) M.M.F

    b) Flux

    c)Reluctance

    d) Suscepability

    Answer:

  19. (iv) Write a note on solar cell.

    Answer:

  20. (v) Compare AC and DC.

    Answer:

  21. (vi) Explain the importance of impedance triangle.

    Answer:

  22. (vii) what do you mean by form and peak factor.

    Answer:

  23. (viii) Give the main advantages of hydro electric power station.

    Answer:

  24. (ix) Discuss about primary and secondary cell

    Answer:

  25. SECTION C

    Note: Attempt any THREE

    Q3. Explain the construction and working of lead acid battery

    Answer:

  26. Q4. Define amplitude, time period, frequency, average and r.m.s. value of an ac supply.

    Answer:

  27. Q5. State and explain kirchhoff’s current and voltage law with examples.

    Answer:

  28. Q6. Discuss in detail the conversion of delta network into its equivalent star network.

    Answer:

  29. Q7. What do you mean by self and mutually induced e.m.f.? Also show that K = M/\(\sqrt{L1 L2} \)

    Answer: