Electrical & Electronics Engineering – May 2013

Part – A

    1. The unit of Inductance is ______
    2. What is current drain cell?
    3. Differentiate charge and current with necessary equations.
    4. Moving coil meter is used to measure ______
    5. Define magnetic flux density.
    6. UJT stands for ______
    7. Define transformer turns ratio.
    8. What is magnetic shielding?
    9. What is the difference between conductors and semiconductors?
    10. Draw the truth table of NAND gate.

Part – B

Unit -I

    1. What is power dissipation?
    2. Find the amount of charge that can be separated by 1.5V, battery if the energy produced by chemical reaction is 7.55.
    1. What is the difference between direct current and alternating current?
    2. Describe about different types of resisters.

Unit -II

  1. Derive the necessary equations for KVL and KCL with relevant diagrams.
  2. Explain the principle and operation of a moving coil ammeter with a neat sketch.

Unit -III

    1. Define average and r.m.s. values of sinusoidal voltages.
    2. Describe the features of:
      1. Voltaic cell
      2. Dry cells
      3. Lithium cell
  1. Describe the functioning of heat acid cell.

Unit -IV

    1. Define the terms:
      1. Magnetic flux
      2. Flux density
      3. self inductance
      4. Mutual inductance
    2. What are the different types of magnets?
    1. Explain working of a transfer.
    2. What are the different types of electrolytic capacitors?

Unit -V

  1. Explain forward bias and reverse bias of a semiconductor.
  2. Describe about halfwave rectifier with neat diagram.

Attention : This exam questions are converted from the real exam paper to a digital text format by using an OCR Software that may made some mistakes, I reviewed it many times to correct it, But may still there some errors that I missed or misspelled, So if you detect an error or mistake PLEASE report by adding a comment or contact me.