Download Karnataka Diploma Computer Science 1st Sem Concepts of Electrical & Electronic Engineering 2016 Question Paper

Diploma Computer Science 1st Sem Concepts of Electrical & Electronic Engineering 2016 Question Paper

Concepts of electrical and electronics engineering April/May - 2016

1. State and explain Ohm's law. Mention its limitations.
2. Define electrical power and energy and the metres used to measure them.
3. Find magnetic field and flux density. What is the unit of flux density?
4. Sketch AC voltage waveform and mark the parameters given below:A.Instantaneous value B.Amplitude C.Time period D.Cycle
5. Differentiate between single phase and three phase AC supply.
6. List the types of Transformers and write their applications.
7. What do you mean by a switch? Classify the switches based on their operations.
8. Define conductors semiconductors and insulators with examples.
9. What is an op amp? List the ideal characteristics of op amp.
10.  A) explain open closed and short circuit.       B) define: I. Current.    II. EMF and mention their units.
11.  A) explain working principle of a relay.         B) what is the necessity of earthing? Write the types of earthing.
12.  A) explain self induced EMF and mutually induced EMF.                                                           B) define Inductive reactance and capacitive reactance and mention their units.
13. A) define the RMS VALUE ,AVERAGE VALUE ,FORM FACTOR.                                                B) bring out the comparison between DC and AC supply.
14. A) explain pure inductive AC circuit with waveform and vector diagram.                                  B) in an R-L series circuits, R=30 ohm and L=0.5 H are connected across 230V 50hz AC supply find impedance, current, power factor.
15. A) an AC voltage is given by v=100 sin 314t, what is the maximum voltage and frequency?          B) define power and power factor and write their units.
16. Explain the working principle of stepper motor and explain intrinsic and extrinsic semiconductor.
17. What is a rectifier? Explain half wave rectifier with the circuit and waveforms. Sketch and explain V - I characteristics of PN junction diode.
18. Explain transistor as a switch and what are filters? List the types of filters.
19. Explain working of SMPS with block diagram and Name different type of batteries and write their applications.

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