CS/B.TECH (ECE)(N)/SEM-3/EC-304/2012-13
2012
ANALOG ELECTRONIC CIRCUITS
Time Allotted : 3 Hours Full Marks : 70
The figures in the margin indicate full marks.
Candidates are required to give their answers in their own words
as far as practicable.
GROUP – A
( Multiple Choice Type Questions )
1. Choose the correct alternatives for the following : 10×1 = 10
i) An instrumentation amplifier has a high
a) supply voltage b) power gain
c) CMRR d) output impedance.
ii) A transistor is said to be in quiescent state when
a) no signal is applied to the input
b) no currents are following
c) it is unbiased
d) emitter junction and collector junction biased are
equal.
iii) If three cascaded stages of amplifier have gains 10, 20,
30 the overall gain will be
