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Exam Details

Chemical Engineering (CH) 2011

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Questions 65
Duration 180 mins
Package Chemical Engineering (CH) - Previous Year Papers

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Difficulty distribution

Easy 65 100%

Question type distribution

Multiple Choices 65 100%

Instructions

Chemical Engineering (CH) 2011 – Instructions
  • Total number of questions: 65
  • 30 questions carry one mark each
  • 35 questions carry two marks each
  • Negative marking: 1/3 of the marks allotted to the question
  • Use of calculator is allowed
  • This is a proctored examination
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Syllabus

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Sample questions from this paper

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

1
2011 · Unclassified
Chemical Engineering (CH) 2011
Q.1 – Q.25 carry one mark each.

Match the polymerisation mechanisms in Group I with the corresponding polymers in Group II

GROUP IGROUP II
P. Chain growth/addition polymerisationI. Polyethylene
Q. Step growth/condensation polymerisationII. Polyvinyl chloride
III. Polyethylene terephthalate
A
P – III; Q – I,II
B
P – I,II; Q – III
C
P – II,III; Q – I
D
P – I; Q – II,III
2
2011 · Unclassified
Chemical Engineering (CH) 2011

Which ONE of the following sequences is arranged according to INCREASING calorific value?

A
Producer gas, Natural gas, Water gas
B
Natural gas, Producer gas, Water gas
C
Producer gas, Water gas, Natural gas
D
Water gas, Natural gas, Producer gas
3
2011 · Unclassified
Chemical Engineering (CH) 2011

The CORRECT sequence of process equipment used in the production of sulphuric acid from sulphur by contact process is

A
burner, catalytic converter, 98% sulphuric acid absorption tower, oleum absorption column
B
catalytic converter, oleum absorption column, 98% sulphuric acid absorption tower, burner
C
burner, catalytic converter, oleum absorption column, 98% sulphuric acid absorption tower
D
burner, oleum absorption column, catalytic converter, 98% sulphuric acid absorption tower
4
2011 · Unclassified
Chemical Engineering (CH) 2011

Hydrotreating is used for

A
removal of water from crude oil
B
treatment of crude oil with water
C
improving octane number of gasoline
D
removal of sulphur and nitrogen from petroleum fractions
5
2011 · Unclassified
Chemical Engineering (CH) 2011

Zeolite ZSM-5 is added to commercial FCC catalyst for

A
promoting SO₂ reduction
B
promoting CO oxidation
C
improving tolerance to metal content in feed
D
enhancing Octane number
6
2011 · Unclassified
Chemical Engineering (CH) 2011

Minimum input required to calculate the 'blank diameter' for a torispherical head is

A
crown radius
B
crown radius, knuckle radius and length of straight flange
C
knuckle radius and length of straight flange
D
crown radius and knuckle radius