Download VTU B-Tech/B.E 2019 June-July 1st And 2nd Semester 15 Scheme 15CIV13 Elements of Civil Engineering and Mechanics Question Paper

Download VTU ((Visvesvaraya Technological University) B.E/B-Tech 2019 July ( Bachelor of Engineering) First & Second Semester (1st Semester & 2nd Semester) 15 Scheme 15CIV13 Elements of Civil Engineering and Mechanics Question Paper

USN
ftt
First/Second Semester B.E. Degree Examination, June/July 2019
Elements of Civil Engineering and Mechanics
Time: 3 hrs. Max. Marks: 80
Note: Answer any FIVE full questions, choosing ONE full question from each module.
Module-1
1 a. Briefly explain the scope of any four fields of civil engineering. (08 Marks)
b. Replace the force couple system by a single force with respect to AB and CD shown in
F ig.Q. I (b). (08 Marks)
(0000
0
8
Fig.Q. 1 (b
?
)
fc?14

6
cS
r d

?
v-
}
bri
ac
et? ,
OR
2 a. Draw typical cross section of road and explain its components.
? F b. Briefly explain:
To
c
0
i) Rigid body
tx,
) Principle of transmissibility of force
.
iii) Force and its characteristics
-
iv) Couple and its characteristics.
0 74
O 0
3 a. State and prove Lamis theorem.
O
?
8
-
?
b. Determine the resultant of forces which are acting as shown in Fig.Q.3(b).
2 co t4
E3
00
O
?
-0
oh 0
7, T3
4 5
6v NI
0 Q
Q
4b-bo
? -
?
1J
?

??
0'
z
4 a. Define:
O i) Coefficient of friction
ii) Angle of friction
iii) Angle of repose
iv) Limiting friction.
Module-2
4-5
1

Fig.Q.3(b)
OR
15CIV13/23
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
1 of 3
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USN
ftt
First/Second Semester B.E. Degree Examination, June/July 2019
Elements of Civil Engineering and Mechanics
Time: 3 hrs. Max. Marks: 80
Note: Answer any FIVE full questions, choosing ONE full question from each module.
Module-1
1 a. Briefly explain the scope of any four fields of civil engineering. (08 Marks)
b. Replace the force couple system by a single force with respect to AB and CD shown in
F ig.Q. I (b). (08 Marks)
(0000
0
8
Fig.Q. 1 (b
?
)
fc?14

6
cS
r d

?
v-
}
bri
ac
et? ,
OR
2 a. Draw typical cross section of road and explain its components.
? F b. Briefly explain:
To
c
0
i) Rigid body
tx,
) Principle of transmissibility of force
.
iii) Force and its characteristics
-
iv) Couple and its characteristics.
0 74
O 0
3 a. State and prove Lamis theorem.
O
?
8
-
?
b. Determine the resultant of forces which are acting as shown in Fig.Q.3(b).
2 co t4
E3
00
O
?
-0
oh 0
7, T3
4 5
6v NI
0 Q
Q
4b-bo
? -
?
1J
?

??
0'
z
4 a. Define:
O i) Coefficient of friction
ii) Angle of friction
iii) Angle of repose
iv) Limiting friction.
Module-2
4-5
1

Fig.Q.3(b)
OR
15CIV13/23
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
1 of 3
Fig.Q.5(c)
4
- 0
1. 5144,1
Fig.Q.6(b)
b. A sphere of weight 100N rests against a vertical wall as shown in Fig.Q.4(b). If the sphere is
100mm radius and the rope RS is 400mm length, find the minimum horizontal force 'IP
necessary to move the sphere free from the wall. (04 Marks)
Fig.Q.4(b)
c. Determine the value of W
1
and W2 shown in Fig.Q.5(c) to keep BC horizontal. (04 Marks)
m00+ Patti'
Module-3
5 a. State and prove Varignon's theorem.
b. Determine the support reactions at A and B for the beam shown in Fig.Q.5(b)
6oktJ
k -
43


2ok-4-1
1
"4
e
'D

3rn te I rn__
4 nr? t
Fig.Q.5(b)
(08 Marks)
(08 Marks)
OR
6 a. Explain the different types of supports for beams. (08 Marks)
b. Find the resultant of the system of coplanar forces acting on a lamina as shown in
Fig.Q.6(b). Each square has a side of 10mm. (08 Marks)
4Y
2.1.4
FirstRanker.com - FirstRanker's Choice
USN
ftt
First/Second Semester B.E. Degree Examination, June/July 2019
Elements of Civil Engineering and Mechanics
Time: 3 hrs. Max. Marks: 80
Note: Answer any FIVE full questions, choosing ONE full question from each module.
Module-1
1 a. Briefly explain the scope of any four fields of civil engineering. (08 Marks)
b. Replace the force couple system by a single force with respect to AB and CD shown in
F ig.Q. I (b). (08 Marks)
(0000
0
8
Fig.Q. 1 (b
?
)
fc?14

6
cS
r d

?
v-
}
bri
ac
et? ,
OR
2 a. Draw typical cross section of road and explain its components.
? F b. Briefly explain:
To
c
0
i) Rigid body
tx,
) Principle of transmissibility of force
.
iii) Force and its characteristics
-
iv) Couple and its characteristics.
0 74
O 0
3 a. State and prove Lamis theorem.
O
?
8
-
?
b. Determine the resultant of forces which are acting as shown in Fig.Q.3(b).
2 co t4
E3
00
O
?
-0
oh 0
7, T3
4 5
6v NI
0 Q
Q
4b-bo
? -
?
1J
?

??
0'
z
4 a. Define:
O i) Coefficient of friction
ii) Angle of friction
iii) Angle of repose
iv) Limiting friction.
Module-2
4-5
1

Fig.Q.3(b)
OR
15CIV13/23
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
(08 Marks)
1 of 3
Fig.Q.5(c)
4
- 0
1. 5144,1
Fig.Q.6(b)
b. A sphere of weight 100N rests against a vertical wall as shown in Fig.Q.4(b). If the sphere is
100mm radius and the rope RS is 400mm length, find the minimum horizontal force 'IP
necessary to move the sphere free from the wall. (04 Marks)
Fig.Q.4(b)
c. Determine the value of W
1
and W2 shown in Fig.Q.5(c) to keep BC horizontal. (04 Marks)
m00+ Patti'
Module-3
5 a. State and prove Varignon's theorem.
b. Determine the support reactions at A and B for the beam shown in Fig.Q.5(b)
6oktJ
k -
43


2ok-4-1
1
"4
e
'D

3rn te I rn__
4 nr? t
Fig.Q.5(b)
(08 Marks)
(08 Marks)
OR
6 a. Explain the different types of supports for beams. (08 Marks)
b. Find the resultant of the system of coplanar forces acting on a lamina as shown in
Fig.Q.6(b). Each square has a side of 10mm. (08 Marks)
4Y
2.1.4
15CIV13/23
Module-4
7 a. State and prove parallel axis theorem. (08 Marks)
b. Locate the centroid for the shaded area shown in Fig.Q.7(b) with respect to '0'. (08 Marks)
7
61
M

Fig.Q.7(b)

OR
8 a. Determine the moment of inertia of the shaded area shown in Fig.Q.8(a) about x x axis.
(08 Marks)
Fig.Q.8(a)
b.
Derive the expression of centroid of a semicircle by the method of integration. (08 Marks)
Module-5
9 a. Define: i) Displacement ii) Acceleration iii) Velocity iv) Speed. (08 Marks)
b. Burglars car starts with an acceleration of 2m/sec'. A police van came after 10 seconds and
continued to chase the burglars car with uniform velocity of 40m/sec. Find the time taken by
the police van to overtake the burglars car. (08 Marks)
OR
10 a. A ball is dropped from the top of a tower 30m high. At the same instant a second ball is
thrown upward from the ground with an initial velocity of 15m/sec. When and where do
they pass? (08 Marks)
b. A pilot flying his bomber at a height of 2000m with unifo
.
rm horizontal velocity of
600 kmph wants to strike a target. At what distance from the target he should release the
bomb. (08 Marks)
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