Basic Electronics 2016 – BSc Computer Science Part 1

Paper Code: 13507
1507
B.Sc. (Computer Science) (Part 1)
Examination, 2016
Paper No. 3.1
BASIC ELECTRONICS

Time: Three Hours] [Maximum Marks: 33

Note: Attempt all the five questions in all. Question No. 1 is compulsory.

1. Describe the binary logic. Write down the Kirchhoff’s current and voltage laws.

2. (a) Differentiate low-pass and high-pass filters.

    (b) Explain the superposition-theorem with their example.

3. (a) How oscillator is different from multivibrators.

    (b) Write clearly about transformer relays describing its working.

4. (a) What are various BJTS-characteristics?

    (b) Draw a well labelled block diagram of a power supply transformer.

5. (a) Obtain Thevenin’s and Norton’s equivalent circuit between ‘x’ and ‘y’ for the following network:

    (b) Write down the operating-principle of SMPS.

6. (a) Explain the difference between summing and difference amplifier.

    (b) Define the following terms:

1. LED with photodiode
2. LED with traditional diode
3. Write short notes on any two of the following:
4. PN-junction diodes
5. Monostable multivibrators
6. OP-AMP with black box concept
7. Clipping and Clamping circuits

………………End………………