Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU) B-Tech 5th Semester (Fifth Semester) 2018-2019 RCE 502 Design Of Structure 1 Question Paper
:I 100502 I Ro11No.Ll[1[11JL] 1
Paper Id
B. TECH.
(SEM V) THEORY EXAMINATION 2018-19
DESIGN OF STRUCTURE-I
T ime: 3 Hours T otal Marks: 70
Note: Attempt all Sections. If require any missing data; then choose suitably.
l.
2.
SECTION A
Attempt all questions in brief. 2 x 7 = 14
a. What do you mean by degree of redundancy?
b. Write the assumptions are made while developing slope de?ection method.
0. What is the effect of temperature change in the cable?
(1. Write different approaches to matrix method.
e. What 15 restrained structure?
f. Di?erentiate between plastic modulus and sectlen modulus
g. Write the limitations of load factor concept
SECTIOEN E ,
Attempt any three of the followm? 7 x 3 =55 2]
a. A continuous beam ABCD is loaded as shown in ?gure. During loadin4g
support B sinks by 1 cm Determine the support moments. Take I = 1600 cm4;
E: 2 x 105 N/mm2 Ugc moment distribution method.
.1500 111301111 40-?? "W
I z:-
'5" " 3%?
b. A two hinged semicircular arch of radius Ribafries a concentrated load W at the
crown. Find the vertical deflection okathe crown. Assume uniform ?exural
r1 gidlty -
c. The three hinged girder of a suspengion bridge have a span of 200 m. the dip of
the supporting cable being 16 m If the gilder lS subiected to two point loads
450 KN and 280 KN at dista??es 0f 40 m and 150 m from the left end Find the
S. F. and B. M. for the glrdex at 75 m from the left end. Find also the maximum
tension in the cable. Draw the bending moment diagram for the girder
d. What IS stiffness matnx? Give the step of ?exibility matrix method for analysis
of indeterminate be?n
6. Find the shape factor of the 1- section shown in ?gure:
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3.
W' 160 mm mg i
f ' _ " ' 110mm
10 mm 2' W mam?)
_ *-
L
'12?) mm
114...... 1.06 mm?a-?vi T
SECTION C
Attempt any one part of the following: 7 x l = 7
(a) Analyse the frame shown in ?gure by slo e de?ection method.
4000
(b) Analy se the ?xed Beam shown 1n hgure using strain energv Wmethod And draw
the B. M. D. ?
ade SidQ ~4h$4
:2 1n. .: 1: . 3' m _i? .2 in 11* .2 n: .
(I E
? 1a.:
Attempt any one part of the following;
(a) A two hinged parabolic arch has span of 20 m and a rise 5 111 carries a UDL 0f
20 KN/m for a distance of 5 mfrom the left end. Determine,
i. The horizontal thr?ust?at each support
ii. Bending momemg normal thrust and radial shear at a section of the arch
5m from the iqit end.
(b) Using Muller Bre?1au Principle, compute the in?uence line obtained at 2 m
intervals for reaction at C of the continuous beam ABC shown 1n tlgure below:
1 32? , 33 3 ,1! ' 5 ,6" '3?
??g * W
H . 6m *{uh 12211; M. , 5?
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5.
Attempt any one part of the following: 7 x 1 = 7
(a) ' A suspension bridge has a cable of span 100 m and dip of 10 m. The cable is
stiffened by a three hinged stiffening girder. Sketch the in?uence line diagram
for bending moment at quarter span of girder. Determine the maximum
moment at this section when a UDL longer than the span of intensity 10 KN/m
traverses the span.
(b) A suspension bridge of span 100 n1 and width 6 11113 having two cables
stiffened with two hinged girders. The central dip 01? cable is 10 m. The dead
load on the bridge is 10 KN/m2 and live load is 3.0 KN 1?1112 which covers the le?
half of the span. Determine the shear force and bending moment at 25 m from
the left end. F ind also the maximum tension in the cabie.
Attempt any one part of the following: 7 x 1 = 7
(a) Analyse the continuous beam shown 111 ?guie bx 1?exihi111y matiix method lake
E1 15 constant. _
:1 21;) 114151:
4i} 3:154me 1
w 3 .
>~ M_-MWWWWW .1 Mwwmgmm' . , .. 3
. ?1 :31}? ?Z?t??jk ? $1711 3 an
(b) Analyse the continuous beam sho'wn 111 ?gure bx stiffne 35 matrix method. Also ?
sketch the bending moment diagram
137.4 1::N ? KN
A a _. . w, +?1.15 ..-. . .. . . ..-._2-_1?? L
:4- 5411-W0-{w- 31113. Mvw- 3n} ~~~~~i~?-~~ ,Elln ---~'1~
Attempt any one part of the followihg ?- i I '_ " 7 x 1 = 7
(21) Find the collapse lOad for the frame shown in tiguie
\V
T - 1* 2 1 T
1 ?w" r i i
,2 ,
g . . i
w? L/ I
I ('7?. " 3
??- ? AZN?I) :3th!) '
2 D
iwmwii?? , rgvzwi
(b) Analyse the propped. cantilever beam loaded as shown in ?gure and determine
the collapse load. '
1.1."!
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This post was last modified on 29 January 2020