POKHARA UNIVERSITY (PU)
Level: Bachelor
Program: BE
Course: Civil Engineering Materials
Semester: Fall
Full Marks: 100
Pass Marks: 45
Time: 3 hrs
| DOWNLOAD PDF | Bachelor Level | BE - Civil Engineering Materials | Question Paper | 2018 | Fall Semester | Pokhara University (PU)
The figures in the margin indicate full marks.
Attempt ALL the questions.
1.
a) Explain the importance of studying properties of materials with suitable examples. [7]
b) Two samples of bricks were taken for water absorption test in lab. Following data were collected during the test. Determine the water absorption capacity of the brick samples. Classify the given sample of bricks based on the water absorption capacity and write their characteristics and uses. [8]
Brick Samples
|
Dry Oven Weight Of
Brick Sample (W1) [gm]
|
Wet Weight Of Brick
Sample (W2) [gm]
|
B1
|
2200
|
2450
|
B2
|
2300
|
2700
|
2.
a) List out the different field test of Brick. Explain any two of them. Define Mortar. Write different types of mortar with their specific uses. [7]
b) The following data were obtained from sieve analysis of fine aggregate. Complete the fineness modulus of fine aggregate . [8]
Sieve Size (mm)
|
4.75
|
2.36
|
1.18
|
600 micron
|
300 micron
|
150 micron
|
75 micron
|
Pan
|
Mass (gm)
|
55
|
120
|
160
|
230
|
250
|
300
|
270
|
115
|
3.
a) What are the characteristics of good building stones? What is dressing of stone? [7]
b) Compare between Fat Lime and Hydraulic Lime. Explain with flow diagram the dry process of manufacture of cement. [8]
b) Compare between Fat Lime and Hydraulic Lime. Explain with flow diagram the dry process of manufacture of cement. [8]
a) Write different test used in cement. How do you test fitness of cement? Explain the significance of this test. [7]
b) What do you mean by heat treatment process? List out the objectives of heat treatment. [8]
5.
a) Explain the stress-strain curve of ductile materials with its salient features. Compare between Charpy and Izod impact strength test. [7]
b) Explain about corrosion. Write various methods adopted to control the corrosion of metal. [8]
6.
a) What are the advantages of seasoning of timber. Explain with sketches the different kinds of defects in timber. [7]
b) What do you understand by TOR and TMT? Compare between stainless steel and tool steel. [8]
7. Write short notes on: (Any Two) [2x5]
a) Comparison between Plastic and Rubber
b) Use of Gypsum Products in Nepal
c) PPC and its uses
 |
| Exam Paper Of Civil Engineering Materials 2018 Fall Semester BE Pokhara University PU |
 |
| Exam Paper Of Civil Engineering Materials 2018 Fall Semester BE Pokhara University PU |
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