Solved question paper for BEE May-2018 (DIPLOMA mechanical engineering 1st-2nd)

Basic electrical engineering

Previous year question paper with solutions for Basic electrical engineering May-2018

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Question paper 1

  1. SECTION-A

    Q1. Do as directed.

    a. Unit of resistance is ______.

    Answer:

  2. b. Define ohms law.

    Answer:

  3. c. In domestic installation all the electrical appliances are connected in _____

    Answer:

  4. d. Constant voltage source has _____internal impedance as compared to external load impedance.

    Answer:

  5. e. Unit of magnetic flux density is ______

    Answer:

  6. f. The specific gravity of fully charged cell is ______

    Answer:

  7. g. Draw sinusoidal AC waveform w.r.t. angle.

    Answer:

  8. h. At resonance in series RLC circuit, XL = _____

    Answer:

  9. i. The formula for calculating the capacitive reactance Xc = ______

    Answer:

  10. j. Fuel used in thermal power plant is _______

    Answer:

  11. SECTION-B

    Q2. Attempt any six questions.

    i. Define Resistance. On which factor resistance depends discuss.

    Answer:

  12. ii. Resistance of 2ohm, 3ohm and 6ohm are connected in parallel and the combination is connected in series with a resistance of 1 ohm across a battery with an E.M.F. of 44V. find

    a. Potential difference across 1ohm resistance.

    b. Potential difference across parallel circuit.

    c. Current in each resistor.

    Answer:

  13. iii. Discuss comparison between magnetic and electric circuit.

    Answer:

  14. iv. Write a short note on

    a) Cycle

    b) Time period

    c) Frequency

    d) Amplitude

    e) Phase v. Discuss resistance inductance and capacitance in series

    Answer:

  15. vi. What do you mean by Q factor of a parallel circuit? What is its importance?

    Answer:

  16. vii. Discuss nuclear power station with neat diagram viii. Discuss Kirchhoff’s voltage law

    Answer:

  17. viii. Discuss Kirchhoff’s voltage law

    Answer:

  18. SECTION-C

    Q3. Attempt any three questions.

    a. State and explain the venin's theorem

    Answer:

  19. b. Explain the construction and working of Lead acid battery.

    Answer:

  20. c. Explain the steam power plant with neat diagram

    Answer:

  21. d. Explain the generation of alternating voltage with diagram and discuss e.m.f. equation.

    Answer: