Page 1150 - Basic Electrical Engineering

22. Draw and explain or TTL inverter circuit.

Multiple Choice Questions

1. Which of the following statements is not true for an integrated circuit?

a. Integrated circuits are basically microelectronic circuits
b. Integrated circuit is basically a complete circuit
c. Integrated circuits are very small in size
d. Integrated circuits consists only of active circuit components.

2. Microprocessors are

a. small-scale integrated circuits (SSI)
b. medium-scale integrated circuits (MSI)
c. large-scale integrated circuits (LSI)
d. very-large scale integrated circuits (VLSI).

3. Logic gate is an example of

a. SSI
b. MSI
c. LSI
d. VLSI.

4. Which of the following is a timer?

a. IC 741
b. IC 555
c. IC 78XX
d. IC 79XX.

5. For which of the following functions op-amps are not used

a. integrator
b. differentiator
c. summing amplifier
d. voltage regulator.

6. An RS flip-flop is an integral part of

a. IC 555
b. IC 741
c. MC 1741
d. IC 78XX.

7. A IC 555 will have