Basic Electronics 2016 – BSc Computer Science Part 1

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:

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