Basic Electrical Engineering BEE Diploma Solved Paper May 2017

BASIC ELECTRONICS 2nd SEM EXAM/ECE/CSE/IT/EEE/0664/May 2017                       SECTION-AQ1. Do as directed.                                   

BASIC ELECTRONICS 2nd SEM
EXAM/ECE/CSE/IT/EEE/0664/May 2017

                      SECTION-A

Q1. Do as directed.                                                                                                     15×1=15

  1. Ohms law will hold good if the Temperature ,Pressure and Humidity Remains Constant.
  2. If 125V is applied across a 250V, 100w bulb, the power consumption will be 
  3. Kirchhoffs current law (KCL) is applicable to Linear Circuits.
  4. An ideal current source has Infinity Resistance.
  5. The unit of self inductance is Henry.
  6. For battery charging supply is DC Supply .
  7. Peak factor is defined as the Ratio of Maximum Value to R.M.S Value.
  8. The power consumed in pure capacitive circuit is Zero.
  9. To improve p.f. of a circuit, a capacitor is connected in Parallel  to the load.
  10. Sun is a source of  Nuclear energy.

                      SECTION-B

Q2. Attempt any five questions.                                                 5×6=30

  1. State and explain Kirchhoffs current Law ?
  2. State and explain Thevenin,s theorem with help of neat Diagram ?
  3. What is constant current source and draw characteristics of an ideal current Source ?
  4. State and explain Faradays laws of electromagnetic induction ?
  5. Discuss about primary and secondary cells ?
  6. Compare A.C. and DC.
  7. What are the causes and disadvantages of poor power factor ?
  8. Mention six important Advantages of Electrical Energy ?

                       SECTION-C

Q3. Attempt any three questions.                                                            3×10=30

  1. Mention the similarities and dissimilarities of electric and magnetic circuits.
  2. What are the various precautions to be observed for obtaining longer life and better efficiency of lead acid battery.
  3. Define instantaneous value, maximum value, average value and effective value of an alternating quantity.                                                                                                                                                                                OR
  4. Find the impedance, current and power factor of the following series circuits and draw the corresponding phasor diagram:  (i)  R and L  (ii) R and C In each case the applied voltage is 100 volts, the frequency is 50 Hz, R=40Ω, L=0.1H,C=20µf.
  5. Explain the major components of a nuclear power station and draw there on block diagram ?

BASIC ELECTRICAL ENGINEERING
BEE may 2017 DIPLOMA PAPER SOLUTION

BASIC ELECTRICAL ENGINEERING BEE DIPLOMA MAY 2018 PAPER

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