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ESE Technical Revision Quiz 18

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Question 1

Consider the following statements in the context of the conditions needed to operated a Bioplar Junction Transistor (BJT) in active region in a linear circuit.
1) The emitter diode must be forward biased.
2) The collector diode must be reverse biased.
3) The voltage across the collector diode must be greater than the breakdown voltage.
4) The voltage across the collector diode must be less than the breakdown voltage.
Which of the above statements are correct?

Question 2

Converting an analog signal to digital signal is done by Sampling and

Question 3

For interfacing of assembly language routines with some high level language, one must address which of the following?
1). How is the subroutines invoked?
2). How are parameters passed?
3). How are values returned?
4). How many parameters are passed?
Select the correct answer using the code given below:

Question 4

A controller transfer function is given by C= (s) = (2s + 1)/(0.2s + 1).What is its nature and parameter?

Question 5

A 12-bit ADC is operating with a 1μsec clock period and it seems to have total conversion time of 14μsec. The ADC must be of

Question 6

Scattering parameters are more suited than impedance parameters to describe a waveguide junction because

Question 7

A ‘hole’ in a semiconductor has
1) Positive charge equal to the electron charge.
2) Positive mass equal to the mass of the electron.
3) An ‘effective mass’ greater than the effective mass of electron.
4) Negative mass and positive charge equal to the charge in nucleus.
Which of these statements are correct?

Question 8

Calcite is an example of:

Question 9

The output of sweep generator is:

Question 10

A network has 4 nodes and 3 independent loops. What is the number of braches in the network?

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ESE & GATE EC General

Nov 26ESE & GATE EC