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ESE 2019 Technical ( Basic Electronics: Quiz 3 )

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Question 1

Which of the following capacitors are made use of widely for a capacitance application in monolithic ICs.
1) MOS capacitor
2) Collector Substrate capacitor
3) Collector-Base capacitor
4) Base -Emitter capacitor
Select the correct answer using the code given below:

Question 2

In a photoconductive cell the resistance, of the semiconductor material varies with intensity of incident light.

Question 3

Assertion (A): Magnetic current consists of entirely a displacement component and no conduction component.
Reason (R): Magnetic flux lines are always continuous.

Question 4

Statement (I): In Ferroelectric materials domains with permanent electric dipoles may be created that would align along external electric field.
Statement (II): Ferroelectric materials undergo phase transformation of symmetric to asymmetric structure below a critical temperature.

Question 5

The dc resistivity and permeability exhibited by a type 1 superconductor are respectively

Question 6

Superconductors are becoming popular for their use in

Question 7

According to Einstein’s relationship for a semiconductor, the ratio of diffusion constant to the mobility of the charge carriers is

Question 8

In Early effect:

Question 9

The widths of the base in a GaAs transistor and in a Si transistor (both n-p-n type) are equal. GaAs transistor works at higher frequency.
Which one of the following is the correct statement?

Question 10

In a MOSFET, the transfer characteristics can be used to determine which of the following device parameters:
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Jun 10ESE & GATE EC