Design Concepts in Basic Electronics — Winter 2022

Differentiate between analog and digital system.

Explain De-Morgan's theorem with suitable examples.

Attempt the following questions: 1. Perform binary division of 110 by 10. 2. Find 1’s complement of 10111001. 3. Express (-19) as 8 bit binary number using sign magnitude.10 4. Convert (531) to its equivalent BCD number.10 5. Convert (010101) to Octal number.2 6. (3F1) = (_______) .162 7. Convert binary number 10110 to grey code.

Explain working of series positive clipper with circuit diagram and waveforms.

Draw the logic diagrams corresponding to the following Boolean expressions without simplifying them. 1. (A+C)(A+D)(A’+C+D) 2. A’B+ACD+BD’

With circuit diagram and waveforms explain working of Dflip-flop.

Explain emitter feedback bias for transistor.

Differentiate between combinational circuits and sequential circuits.

Explain full-wave voltage doubler circuit with application.

Simplify the following Boolean expression to minimum number of literals and implement it with logic Gates. A[B+C’(AB+AC’)’]

Explain reverse bias condition for PN junction diode.

Define RTL, TTL, ECL and CMOS.

Explain different types of logic Gates with their functions and truth tables.

Explain significance of rectifier with one application.

Express the following functions in sum of minterms and product of maxterms. 1. F (A, B, C) = (A’+B)(A+C)(B+C’) 2. F (X, Y, Z) = XY’+ Y’Z + XZ

Design BCD to Seven segment decoder.1

Explain the effect of temperature on barrier potential.

Design combinational circuits for half adder and half subtractor.

Explain working of 4-bit ripple counter with diagram.

Explain the capacitor input filter for half wave rectifier.

Briefly explain Q-point for a transistor.

Explain bidirectional shift register with parallel load.

Explain conduction band and valence band.

Explain the ideal and second approximation for diode in detail with example.

Explain the input and output characteristic of common emitter configuration of transistor.