(Paper) Engineering Chemistry, May-2001(MG University)

MG University
B. Tech Degree Examination, May 2001
First and Second Semester

Engineering Chemistry
(Common for all branches)

Time: Three Hours                                                                                                                                                                          Maximum: 100 Marks


Answer all questions Each question carries 4 marks
Part A



1

Distinguish between reversible and irreversible cells.

2

Write a brief note on fuel cells.

3

Discuss the properties and uses of thermoplastics.

4

Discuss the industrial uses of silicon rubber.

5

Explain the theory and procedure of metal spraying.

6

Write a brief note on anodisation.

7

Discuss the qualities of water for domestic water supply.

8

Distinguish between hard water and soft water.

9

Write a brief note on lignite as a solid fuel.

10

Explain the manufacturing and uses of water gas.


(10 x 4 = 40 marks)

Part B
Answer (a) or (b) Each question carry 12 marks

11

a) Define conductance. How it is determined experimentally?

Or

b) Define e.m.f. Derive an expression for e.m.f of a concentration cell.

12

a) Explain the manufacturing properties and uses of glass reinforced plastics.

Or

b) Briefly discuss the process of rubber vulcanization.

13

a) Define corrosion of metals. Discuss the factors effecting corrosion.

Or

b) Discuss the principle, operation and application of electroplating.

14

a) Discuss the defects of using water containing dissolved minerals for industrial purpose.

Or

b) Briefly explain the processes of water purification for industrial purpose.

15

a) Define calorific value of fuels and explain how it is determined.

Or

b) Discuss the causes of air pollution due to automobile and explain the measure to control it.


(5 x 12 = 60 marks)