Integrated Circuits Test

Integrated Circuits Test

 

Which among the following is a parallel plate capacitor?

a. Thin film capacitor
b. Junction capacitor
c. Monolithic capacitor


A ‘twisted ring counter’ is_______

where N represents a clock pulse.

a. an N:1 scalar
b. a 2N:1 scalar
c. a N:2 scalar
d. a 3N:1 scalar


How many layers of material are there in the basic structure of an integrated circuit?

a. 2
b. 3
c. 4
d. 5


What is the conduction angle?

a. The duration for which the silicon controlled rectifier is off
b. The duration for which the silicon controlled rectifier is on
c. The angle at which the control voltage exceeds the breakdown voltage
d. The angle at which the trigger breakdown voltage exceeds the controlled voltage


Which among the following is the correct function for the low 3-db frequency where

R is the resistor and
C is the capacitor

a. 1 / 2π RC
b. 2πRC
c. 1/RC
d. RC / 2π


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 an ideal operational amplifier, the value of input resistance R is equal to _______.

a. ∞
b. 0
c. 1
d. -1


What is the slew rate in a monolithic operational amplifier?

a. 10 volts per micro second
b. 5 volts per micro second
c. 1 volt per micro second
d. 2 volts per micro second


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