ozlizlt - rasayani 3/sem...2. a) explain with neat sketch, undgr-reamed pile foundation. a ^..6n t4l...
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Q. P. Code:538400
iTotat Marks:80]
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d) Dra*' neat sketch showing fxing detaits of 'AC sheets'ox\.1'
3. a) Expiain the terms with a sketch: Jf'(ii Principal rafter (ii) Purlin (iii) Cleat (iv) Comn[o'n Rafter-
b) Commen! if no bond is provided in masonry.tFptain Flemish Bond-
I " a) Comment, what will hryp€$, if no foundation is provided to a building. 151 nOCb) State the advantages of dressing of stones. Explain with neat sketches, ttA;"
Boasted and Reticulated fini.sh- ,:^,.. -
c) Explain the following terrns st'ith sketches: ,**'l(i) Queen Closer (ii) Through Stone *\:"
d) Define timber. Exptain defecrs in timber with sketches. Jf t6l
^..6n2. a) Explain with neat sketch, undgr-reamed pile foundation. A t4l
b) \&'hat is pointing? Enlist different types of pointing? Explain gp)2 in detail i6lc) State the functional requirements of flooring. Explain Rubber Flooring t6l
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Erplain lean to roofExplain defects in painting. *rO#
^^',-Write short notes on: -q,'(i; Prevantion of accidents on.1ffi,tl Storage of materials at site.
*'rite down the ideal requirg$ehm of a scaffold. Explain any one type ofscaffolding in detail.
^ 6tWrite short notes o, .rQ'(i) Glass cladding aq$ elevation (ii) Gypsum as an interior maternal
Fnlist steps in manilhcturing process of bricksN
Sc\-ai \\-nts doqnehgineering properties ofii r Piaste+fi Pans (ii) Plastic
^^-b) \l'rite {b{rt notes on:
(i'iLSs rrf non-ferrous alloys in construction.(ii) Form-work for beam.
c) gpit" short notes on:Y .fric.t *ic product (ii) Eco friendly materials
^ Qr 1li; Glass fibre reinforced Plastic
4b Explain the following acoustical defects: (i) Echo (ii) Dead spots..V
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Q. P, Code i 5384C0
2
flrriir,s ,r, hrief Humidity control and Temperature cogtroi 6'ith refefence to
ao6forr zur conditioning. Also discuss the systems of air-conditioning
Cr.rmPare: :
{listone Masonary and Brick masonary
(ii) Dry process and wet process of cement manufactunng
(iii) damp-proofing and water proofing
State, in general, requirements of building materials and products
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( 3 Hours )
Q.P. Code : 538301
[Total Marks : 80
li$. (l) Qmion No.l is compulsory.(2) Affi@ rcythree questioas out of the rvmaiahg five questions.(3) ffgmc$ to dght indicate full rnarks.
ta)
b)
c)
d)
Emhlde !{i +zz1* along the circle xz + yz =1 ^*b).'+uEnatrure &e inregral using Laplace Transform p' qr,.ffil-f (5)
o , {-'L'
Determire ee anslytic function whose real part is a = -r'sin$7 (5)
^1.*A rod of length I has its ends A and B kept at o"cand tafrt} (5)respectively until seady siate conditions*prevait. If th;$pmperature atB is reduoed sddedy to 0'C and kept so while tha(lY A ismaintaired. Findthe ternperature u(x,t)at a distancEfrom A and at
\ time f.!..:..
ffiesponding orthonormai ser.
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b)
c)
3a)
b)
c)
.5r t_.
-li1'Find complex fonn of Fourier series of (fj= "z' in (0,2)Find the orthogonal trajectory of the Btqily of curves given by2x-x3 *3xyz =q *"*'Using Bender Schmidt method.r*r. * ff=osubject
to the
conditions rr(O,r)= 6, x(i, ro'- 6. rr(x,0)= sin M, 0 ( x < i.
:Find k such tt ut ]6Qi' - ,'; + i tan-r1k) is analyticsvEvaluate j,ll--a ri'here C is the circle i z-t i = t
"-I(r' - tI^x-\
Show *g&. set of tunctions lt,,r{#'1. ,,r'I'i r,/* I, i-?)' \21. j \ 2L f t', 2L ; )\- t
fonQe ,n orthogonal ser over the interval 10, t]. Constn:ct
(6)(5)
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5a)
b)
c)
6a)
b)
c)
Q.P. Code : 538301
Find Laplace Transfornr of the periodic function (6)(v.r 1
lsin2r ,O ., .t\ .,^,
/0)=1 7r 'lft,l=(r-z) {:,10.
*.,.o) ..
Find half range sine series for x sin x in {0,2') .a.{:iExpand (z) = #* around z: 1
_^,^Ft'
..t'
Using residue theorem e'aluate 4-4=a, where ail# o (6)
expansion t"; - =1r'r,
- x+ xz -q*)"t-r,rl and (6) O
-f (x+2r) = f (x) -\-t*'!,o*[, . l])o (8)
Find i) L(e-'' Jusin 3udu) :it :-" -. -\ "s- fi0
Show that the function n,= 1 transtorm ghgitraighi tio.t ,: = c ; :: ' :
z-plane into circles in the ,r'-pl*.. ^riSdlve using Laplace Transform iqp *Q = t' ' '] = i-) '"':3- ' - -
,.S"r, c
Solve the Laplace equatio" ei * =0 for t-1e tcilc'*1rr-! Ce''3 t-' ' B
' -qE' oy'
successive iterdions (C$rfat first two iterarionsj
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Q.P. Code : 538501
C, rr? I
(3 Hours )
N.B. : (i) Question No t is COMPULSORY'
(2) Answer any THREE from remainrng'
i3) Each fulI question carries EQUAL n:arks'
(4) ASSUN{E any suitable data' if needed'
ITotat Marks : 80
l.!
l. A) A nerv fiber-optic cablewas laid under the Pacific ocean aom CalifoS$'a to
Japan, a distance of 13,300 km. The cable was uffeeled (unwouns/from
shipboardatameantemperatureof22"C&droppedintgrfoeocean.ocean had a mean temperafure of 5o c. The coefFrcient of lindi'expansion
of the cable is 75 X 10-6/o C. Determine the lengttr of the "4t" that must be
carried on the ship to span the 13'300 km' '-:t': ^
B) ATensile Test on u futtO Steel specim ena!**i" diameii:r &20A mm long
was conducted & it was our.*"a that Elongationpith 55 kN load (within
limit of proporrionality) was 0.04 mm; yietd l@t : 180 k.N. Calculate
Young'snnoOutuSg Yietd Psint Stress' -$"C) Choose & write the correct option' . o,=- ,--,- -:--ri-- r^.i) When b;;h;;;, of u cot ** are fixedltiie Euler's crippling load is F lf
one end of the column is made free,@ the value of cnppling load will
change to: ''')a)Fi4 b)Flz c) F1161..'-'. d) 4F
ii) Two people, euch weighing rry$#: *s"g on aplank of length (L) floating
on water, itdt+l rru:* .itro#i"g ft:luter exerrs an upward UDL of
(2WlL) on tr,L phnk. Ne$ecting the sslf weight of the plank, the bending
moment at the centre gfdie Plank is:
a) WL/8 b) Wl-i tq''' c) WL32 d) Zeto
iii) The ratio of final 1"}1{1, to initial length of a member is called: ^
a)Linearstrarq-ulstressc)Young,smodulusd)}.Ioneoftheseiv) A sotid circufginut ir * transmit a power (P)
Jcw,.at S).o"Mons per
minute iCr- a given maximum shear stress, the shaft diameter will be
nrooortidiial to:
;i-rp-dili. b) pn{ c) (pA.t)23 d) (P/N)3
D) irr[)i"i" & tocate ih* co* or Ii.emel of aT-section of flange dimensions
ffi"; X 100 mm) & web dimensions (120 mm X 25 mm)'
pf'dtate the assumptions of Pure Bending Theory'
,:'
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3. A)
filJ - .'re* _*:r
B)
Q.P. Code : 538501
2
\ hoilorv shait of diamcter ratio (-?i8) is required to transmit 635 kW at 120
RPlVl. the maximum torque being 2loh greater than the mean. The shear
stress is not to exceed 66 Mlirrnr & the twist in a length of 3 m not toexceed 1.5 degrees. Calculate the maximum extemal diameter which wouldsaiisty both the c,onditions. Take modulus of rigidify: 87 GNim2.
The principal stresses at a point across hvo perpendicular planes are shown
rui fig. 1. Find the normal stress, tangential stress & the resultant stress & itsobiiquity on a plane at230 with rnalor principal platre. Use analyical as wqif'
as graphical method.rl" _ l.
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f*= r FIffi ! r^,r'.G& =; ^t.-g*-ptorl*F
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f3 = so frt r-rlttrl i\t--. A\\:-\
An object of 140 N weight falls by gravify, a ve4.fual distance of 5 m, *'henit is suddenly stopped by a ccllar at the end o{bnemical rod of lenglh 10 m& diameter 20 mm. The bar top is rigidlyrfixed. Calculate the manimumstress & strain induced in the bar due idrirnpact. Thke E: 200 GlNm: forthe rod material.
,.,,11,1'-
A load of i20 kN is carried ffi't ottow column made of cast-iron. Theexternal diameter is 24A mq(&- the internal diameter is 200 mm. If theeccentricity of the load is 45Brn, find:i) The maximum & minirrqrm stress intensities. ii) Up to what eccentricity,there is no tensile strgus\n the column?When is the shell cqSd as thin shell? A cylindrical shell 1 m long &225 rr:.rrir
internal diameteflhaving 8 mm metal thickness is filled with fluid atafmospheric 1$ssure. If an additional 24 cm3 of fluid is pumped in to thecylinder, firdthe pressure exerted by the fluid on the cylinder & the hoopstress inciuced.
The chair is supported by an arm that is hinged so that it rotates about theve4ie'al axis at A. If the load on the chair is 800 N & the arm is the hollowE# section having the dimsnsions shown in fig. 2, determine the maximumbending stress at section a-a.
3B)
c)
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Q.P. Code : 538501
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A hollow cast iron column has both the entts fixed. Column length is 6 m,\-
Distribution Di4emm.A simply s.ryftbrted I-section steel beam (Fig. a) has cross-sectional area
shown. [f#:9 k]l/m, determine the absolute maximum bending stress in!.
the beaui. r. :.1
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tr4
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The Bam (Iig. 3) is subjected to the loading shown. Draw **i.u, Force
& Bending Moment Diagrams for the &am. jii'"'
external diameter is 200 mm. It carrieq6fiafe axial load cf 5i0 kN' The
factor of safety is 6. Take ultimate-edftpressive stress. as 575 MNim: &
R.ankine's constant as (li 1600). D^effmine the thickness of the column'
For a given material, Young's rB6hulus is i38 GNim- & shear modulus is
46GNim2. Find the bulk mo{481.
_.^'i-S. A) A simply supported beaEUean'ies a UDL of 6 k}{im over the entire span of
6m. The cross-secti.S'-.,f the beam is a T-section having a flange of(150mmX20mm) qtsiveb of (30 mm X i80 mm). The overall depth is 200
mm. Calculate tte maximum shear stress & draw the Shear Stress
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Q.P. Code : 53850I
4
A simplir supported beam AB of length 6 m, has hinge at the left support A & 4
roller at the right support B. It carries a point ioad of 100 kN at the centre C'
In addition to this, it also carrjes an anticlockwise couple of 300 kNm at the
centre C. Draw Shear Force & Benciing Moment Diagrarns.
A concrete column of cross-sectional area (300 nm X 300 mm) is reinfcilced 6 ,.
b-v 4 longitudinal steel bars placed near each comer. Column earries an axial
.o*pr.riire load of 800 kN. One-fourth of the loac1 is carried by the steel & -
three-fourths by the concrete. Determine the diameter of each steel b-ai
Take E., : 200 GPa, E.:25 GPa.
A r.,,.ooden beam with C/S, 180 mm u,ide & 22Q mm deep is to be rei'*filrced 6u,ith nvo steel flitches, each (180 mm X i2 mm) in section. The fl'rtdhes are
to be attached symmetrically at the top & the bottom of the *6t[.n beam'
Allolvable stress in wood is 7 MNim'. piqp the Moment of (e$stance & the
maximurn stress in steei. Take Young's modulus of steel dYO times ihat of
u,ood. ,l-'A tension test was performed on a steel specimen havjng an original diante:e r 8
of 12.5 mm & a gauge length of 50 rnm. The data is hsted in the ta'rle F., ,
the stress-strain diagram & detern-rine approxir::atei', the Yr ,::lq'S -\i -'-',- * 'the ultimate stress & the Breaking Stress' tlsi suita:l; s::le
-t}Load (kN) 0 1i"1 31.9 37,8 40,9 ,$.6 53.4 rl -:
Elongation(mm)
0 0.0175 u.06 0.102 0.16$\:
0.219 1.01r , i,
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B)
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Q.P. Code : 538600
a tvlL_
(3 llours) I Total Nlarks :
Question No.I is Compulsory.Attempt any three questions out of remainLns llr e ",uesrions.Draw neat labelled diagrams wherever necessar.''
Al1 the parts of a question should be grouped llgelherFigures to the right indicates firll marks.
80#.B\'
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$lsL (a) Define the following :-
O Focus and Epicenier(o Core
@) Rudaceousrock
Crv) Cleavagesrc
(v) Basic rock "-s(vr) Metamorphie agents .S'
(vri) NafiralandMecanicaljoints .UO.' (;iiii Era \;(*) DiP and strike \bi;i fi;il - p*,; ,
(b) Name the following rocks o, -irr.gqf$ith the help of given properties.(l) Plutonic and acidic rock,g$ihic texture, majormineralsorthoclase
feldspar and quartz *Y. t Hl'#ffiffi:":ffi:tu"":?il#i'09 Soapy feeling,fustiness-l,luster-pearly(v) Taste -Salinq$em.composition-Nacl
(c) Write the namg$the following features.(, Basig$apedigneousinilusion(O Cogb/shaped water table(rlD .Sddimentary rocks in between lava flowst (it).$ shaped river
, *S" ValleY made bY nonnal faults
2. (afi.D.uescn]e the types and importance of weathering with examples.
.&)t Waat are different fypes of volcanoes and volcanic products?j(.1 Explain the geological action of wind with landforms
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5
5
5
10
3" t,(rr)
(rD
Q.P. Code : 538600
1
Describe the causes and various fypes of folds with diagrams'
Explain the formation and different t)rpes of unconformity.
How are columnar and mural joints are formed?
10;
i.S\b
4. (a)
(b)
s. (D
(ii)
(o
Explain the various sffuctures of secondary rocks with diagrams' *1f"Discuss about zones of groundwater, water bearing properties of roeks vl)- 10
and factors controlling the movement of water in rocks' ,A*State the importance of geological structures during the construc'*#t 10
dam. .A'Mention the precautionary measules in earthquake prone areqtXurins 5
construction of building. ^O'
Write the classification and importance of'Deccan trafs.5$ - 5
\\riite short notes on (An--v Five)(a) Parallel and steP fault(b) Ropy and blockY lava(c) Sotrifluction and creep
2A6.
+c.B'
(d) Cataclastic structure \b(e) Porphyritictexture *"(0 Crag and Tail u(\J($ Core recoveryRQD and drill XatHr(i) Geological properties of buil'{iig stones:rst
---- --x\s-re
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Q.P. Code:538705
I Total Marks : 80(3 llours)
(1) Q.No I is compdsory'
i;t ittempt *y tli"" qoi*tiot'* out ojthe remaining questioas
i;i 4o*; *"ioUf* a"i;*hrrrru", it is rpquired and state 1tos 5amo clearly
i+i Figures to the right indicate firil marks'
Desctibe the following with meat sketches :. (Any four )
(r) PrinciPle of leveling(i1) Characteristics of contours
(iii) CliP screw(tt) Ctain and cross staff surveying
(v) Balancingof sights
(vi) Repetition method
write an exhaustive note on chain and tape correcticns $In a chain and
Line FR].{4ao 15'E\qv
PQ saeo t sws72o15'+d{
QR lJ73u00'ws13015'W
RS \I12045'ETffi5'w
ST N60u00'E
TP s37030'E ss7'30'wA.;
C.'-rF"
b"\
1,
z. (a)(b)
(a)
Compute:- .b.\(i) The included angles iitiii The correct magnetic bearinusb
tiiii rh' ;;;*"E[;'r'6uii*ri"ation is 02040' w
What is aplanimeter? Explain its cq$drction aad working with suitable
example?Exp i ain the measure*,.rt : { " ?F e {o1 sq
1t,1 t_Itt:"
;;i;i;ffi" *-r rrrr"r.d bg$een the chain tine, end offsets and
irresular boundary line 'coordinate method.
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5
5
IOtb)(c)
4. (a) Describe the pe#elt adjtgeni:?f a level?
(b) ln running Ogt".it to* u gtt'I of RL 150'000m the following readings
zrteobtainedS
Jts *i,i*o*he*i#*,-," jf i,o**,
j^1,','*,,"0,
: #i#ffi$x'"'**::ll'#xffi5?:::ff"?l:tr."?1",-"fQ"egs
on the given gradient'
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12
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S:ate and explain the vanous miscellaneous uses of a transit?Line Leneth (m) W.C.BPQ 67 290u00'
QR 81 i 93u45'
RS 42 162'J15'
ST 38 1 12'00',
TP 116 10u30'
Balance the above theodolite traverse by Bowditch's rule
Q.P. Code : 538705
s' (a)(b)
,P*o20
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Write notes on :- (Any four)
(a) Types of surveying
(b) Contour Gradient
(c) Methods in PTS
(d) Precise leveling
(e) GTT
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Qucstlon nol is compulsory ^3Solve my 3 questions out of remalnlng nY
Assume datswherever nccesssty and clerrly mention the assumprions mede' qvDnw not figures es requlred. \'
\bQ 1 Answer rny { of the following. .9P
a Explain Srxface tension and Capilluity. ryb Dofinc thc terms Gaugc prcssurg Vacuum prcssure and Ab,so;ute pressure.
^9'-. Indicatc tbeir relative positions on a ohart. n 'c Define the tenms Stable, Un$able and Neutral Equilibrium *'i:h neai
^ \ '
sketch.''--a?Yd Dcfinc the terms Source, Sink and Doublet. ,^ $'e Write the practical application of Bernoulli's Theorem. A 'f What is the difference b€tween small orifice and large orifice? Explain+he
moaning and signifioance of Yena Contracta. .. ^O'g What is a Notch? How are the Notches classified? "1}$
NQ 2 g Tbe two large horizons lt*::.o{bfinib efoot are 2.5 cqs*part and have
Iiguid of viiosity 0.8 NY# flled betwpen them. $uqulq oI Yrsgotilty u.o urvut. A\J'Wtrat force is reiuireO to pull a thin plate of negligib$Hhickness and area
0.5 m2 between ths two laree nlat€s at a speed of 0.5Bls if0.5 m2 between the two lange plat€q ata-sP.eed of"O"{871 if(a) The ftin plare is.in the middlc of the two$e plste^s:
(b) thethin plaE is at a distance of I.0 ons of the laxge plates.
b A tiangutar lamina of base and to 3.2 m is submerged inwater vertically. Detcrmine the total and oenler ofpressure when
(a) Base of lamina coinoidestiangular lamina qoinoides wi&
free surface and (b) apex of
e I a A solid cylinder 10 cm dt"6L and 40 cm long is made ef trryo materials.
Tho botim I on is oth'itsrial of s,pecifrc Savity 6.5 and the portion
above of specific gralft-0.0. Does the cylinder float vertically in water ofmass density 1000 k+fif,'?
u l1a
twoaimqSnd inoompressible flow, the fluid velocity components
S,trow $'tfe velocity potential exists and determine its form, Find also
QP Code:538801
]Iax.llarks:
t0
10
r0
10
TLIRN OVEIT
Note:
QP Code:538801
)
Q 4 a A 15 cm X 5 cm Venturimeter is provided in a vertical pipe carrying crude 10
oil of sp. gr. 0.8. The flow is in upward direction. The difierence of ^.$elevation between the entrance anA thrfat section of venturimeter is 25 cm. tThe difference in level befween the mro linnbs of U-tube mercury , " '
manometer recorded is 20 cm. calcuiate (i) flow rate of oil (ii) pressure \Cdifferent between the entance and throat section. Take Ca as 0.95. ^o(a)
b A tank containing water up to a depth of 500 mm is moving vertically "3
l[lupward with a constant ascelsration of 2.45 m/s'. Find the force exerted by ."lr "
water on the side of the tank Also calcuiate the foree on the side of the .J],/tank when the width of the tank is 2 m and {9.
(i) Tank is moving vertically downward with constant acceleratiqn\oiz.qsmtfl - ^ \
"s,'oiz.qsmti - ^
\
(ii) Tank is notmoving #all. ^b'ev
t-\)QS a A convergent divergent mou&piece is fitted to the side of$-tank The I0
disoharge-thmugb mouthpieoe uoder a consibnt head of 1={m is 5 lit/sec-The hmd loss t the divergrd portion is 0.1 times ttqYinatic h€ad atoutlet Find the fuod md s:dt diameters if separation $ssure is 2.5 m aad
afinospherio pressur€ hmd = 10.3 m ofwater. gsr'b Derive an equation for discharge ov€f, a Recangulei.dnd Triaagular Notch. 10
+a6 Answerthe foltowingqiestions O*(; 5x4
:
a Write a short no€ oa Borda's Ms@i#b D6ssribe Cipolleti Weir A'v !
c Explain orfrmental Hydraulic Coefficiene , , -.
a Derive equation for disharge "Silt rd mested weir.
/{\. ^'\'f\\
^.6n
sq
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