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Exam Details

2016 E & T Engineering Paper - I_2

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Questions 120
Duration 180 mins
Package Indian Economic Service and Indian Statistical Service Examination - Previous Year Papers

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Subject distribution

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Subtopic distribution

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Difficulty distribution

Easy 40 33.3%
Medium 40 33.3%
Hard 40 33.3%

Question type distribution

Multiple Choices 120 100%

Syllabus

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Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2016 · Unclassified
2016 E & T Engineering Paper - I_2
Which one of the following helps experimental confirmation of the Crystalline state of matter ?
A
Shock compression
B
Photo emission
C
Conductivity measurements
D
X-ray diffraction
2
2016 · Unclassified
2016 E & T Engineering Paper - I_2
The electrical conductivity of pure semiconductor is :
A
Proportional to temperature
B
Increases exponentially with temperature
C
Decreases exponentially with temperature
D
Not altered with temperature
3
2016 · Unclassified
2016 E & T Engineering Paper - I_2
Consider the following statements pertaining to the resistance of a conductor : 1. Resistance can be simply defined as the ratio of voltage across the conductor to the current through the conductor. This is, in fact, Georg Ohm's law 2. Resistance is a function of voltage and current 3. Resistance is a function of conductor geometry and its conductivity Which of the above statements are correct?
A
1 and 2 only
B
2 and 3 only
C
1 and 3 only
D
1, 2 and 3
4
2016 · Unclassified
2016 E & T Engineering Paper - I_2
The ratio of ionic radii of Cations i.e. r_C and that of Anions i.e. r_A for stable and unstable ceramic crystal structure, is :
A
Less than unity
B
Greater than unity
C
Unity
D
Either lesser or greater than unity
5
2016 · Unclassified
2016 E & T Engineering Paper - I_2
Which one of the following statements is correct?
A
For insulators the band-gap is narrow as compared to semiconductors
B
For insulators the band-gap is relatively wide whereas for semiconductors it is narrow
C
The band-gap is narrow in width for both the insulators and conductors
D
The band-gap is equally wide for both conductors and semiconductors
6
2016 · Unclassified
2016 E & T Engineering Paper - I_2
In an extrinsic semiconductor the conductivity significantly depends upon :
A
Majority charge carriers generated due to impurity doping
B
Minority charge carriers generated due to thermal agitation
C
Majority charge carriers generated due to thermal agitation
D
Minority charge carriers generated due to impurity doping