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IES EC Exam Pattern, IES EC Questions with Answers Page 3

(#M40019791) IES EC QUESTION English(2008 GAT) Keep an EYE

Question -
S1: Nowadays we pay a great deal of attention to pure air, open windows and garden cities.

S6: Pasteurised milk is milk which has been treated in this way.

P: Another useful discovery of Pasteur's was the process, now called, pasteurization.
Q: Pasteur was one of the first to show how necessary all these are if we are to fight against germs and disease.
R: Pasteur helped them by showing that by heating win or milk to a temperature of 60 degree Centrigrade, the germs were made harmless.
S: Some wine-growers were troubled by a germ which has turned their win sour.
Which one of the following is the correct sequence?

Option
a) R - S - P - Q
b) Q - P - S - R
c) R - P - S - Q
d) Q - S - P - R

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019790) IES EC QUESTION English(2008 GAT) Keep an EYE

Question -
S1 : The first aeroplanes were fragile and clumsy.

S6 : In those days people considered flight in an aeroplane to be a miracle

P : When they took off they would not fly very high
Q : They also broke down frequently
R: It was difficult for them to take off
S : They flew slowly and only in the vicinity of the airfield

Which one of the following is the correct sequence?

Option
a) R - P - S - Q
b) S - Q - R - P
c) R - Q - S - P
d) S - P - R - Q

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019789) IES EC QUESTION Microwave(2008 paper-2 obj) Keep an EYE

Q. TEM wave cannot propagate in which one of the following?

Option
a. Two wire transmission line
b. Coaxial cable
c. Rectangular wave guide
d. Micro-strip line

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019788) IES EC QUESTION Control(2008 paper-2 obj) Keep an EYE

Match List I with List II and select the correct answer using the code given below the lists:

List I
(Shape of Nyqaist Plot)
A. The plot does not intersect negative real axis
B. The plot intersects negative real axis between 0 and (-1, j 0)
C. The plot passes through the point (-1, j 0)
D. The plot encloses the point (-1, j 0)

List II
(Gain Margin)
1. < 0 dB
2. 0 dB
3. > 0 dB
4.infinite dB

Code: A B C D

a) 3 4 1 2
b) 4 3 2 1
c) 3 4 2 1
d) 4 3 1 2

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019787) IES EC QUESTION Digital(2008 paper-2 obj) Keep an EYE

Q. How many bits will a D/A converter use so that its full-scale output voltage is 5 V mid is resolution is at the most 10 mV?

Option
a) 5
b) 7
c) 9
d) 11

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019786) IES EC QUESTION Computer(2008 paper-2 obj) Keep an EYE

Q. Which one of the following statements is correct?

Option
a) PROM contains a programmable AND array and a fixed OR array
b) PLA contains a fixed AND array and a programmable OR array
c) PROM contains a fixed AND array and a programmable OR array
d) PTA contains a programmable AND array and a fixed OR array

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019785) IES EC QUESTION (2008 paper-2 obj) Keep an EYE

Q. The figure of merit of a logic family is given by

Option
a) gain bandwidth product
b) (propagation delay time) x (power dissipation)
c) (fan-out) x (propagation delay time)
d) (noise margin) x (power dissipation)

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019784) IES EC QUESTION Analog(2008 paper-2 obj) Keep an EYE

Q. Match List-I with List-II and select the correct answer using the code given below the lists:

List-I
(Name of the circuit)
A. Pre-amplifier
B. Power amplifier
C. Rectifier circuit
D. Purely resistive circuit

List-II
(Property of the circuit)
A. Non-liner circuit
B. Lumped, linear passive, bilateral, finite circuit
C. Large signal amplifier
D. Small signal amplifier

Code: A B C D

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

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019783) IES EC QUESTION Network(2008 paper-1 obj) Keep an EYE

Q. The lowest and the highest critical frequencies of an R-L driving point impedance are, respectively

Option
a) a zero, a pole
b) a pole, a pole
c) a zero, a zero
d) a pole, a zero

Asked In IES EC Chandni Maurya (11 years ago)

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(#M40019782) IES EC QUESTION Analog Ckt(2008 paper-2 obj) Keep an EYE

Q. For a BJT, early voltage VA is 100 V. In common emitter configuration , eqiescent VCE is 10 V. what percentage change in quiescent IC would occur, if early voltage VA is made infinite?

Option
a. 10%
b. 20%
c. 5%
d. 0%

Asked In IES EC Chandni Maurya (11 years ago)

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