Integrated Circuits Test

Integrated Circuits Test


The weight of the most significant bit (MSB) is:

a. twice the stable reference voltage.
b. thrice the stable reference voltage.
c. half the stable reference voltage.
d. equal to the stable reference voltage.

If the signal power delivered to load is 5 watts and the electric power supply to the output circuit is 10 watts, calculate the collector circuit efficiency?

a. 25%
b. 50%
c. 75%
d. 100%

This question is based upon the figure shown below

Which among the given options, in the above image, is the ‘diffusion law equation’ where

N is the amount of substance,
t is time,
D is diffusion coefficient,
X is the position or length?

a. A
b. B
c. C
d. D

Which among the following transistors is used only if its collector is at a fixed negative voltage?

a. Supergain NPN transistors
b. Vertical PNP transistors
c. Lateral PNP transistors

In which among the following types of circuits is it possible to fabricate PNP and NPN transistors within the same Silicon substrate?

a. Hybrid circuits
b. Dielectric isolated integrated circuits
c. Beam lead monolithic circuits

The phase of a sinusoidal input voltage undergoes a phase shift from_______.

a. 0° to 180°
b. 0° to 360°
c. 0° to 90°
d. 0° to 270°

The time during which the anode voltage should be kept below the maintaining voltage till a critical value is achieved is known as the:

a. turn on time.
b. gate recovery time.
c. turn off time.
d. gate time to hold.

This question is based upon the figure shown below

The above diagram represents a _______.

a. 1 bit memory
b. 2 bit memory
c. 3 bit memory
d. 4 bit memory

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