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I l I I g l * I I I I I I I I ~ 1 U I 1 1 i I 1 1 1 1 . , .. , . , .. 'C-09.CHOTIM.1 0 1
3089BOARD DIPLOMA EXAMINATION, (C-09)
APRIL/MAY - 2011
D.M.E . - FIRST YEAR EXAMINATION
ENGLISH (NEW)Timtl : S Hoursl l'rota] Marks: 80
PART - A 10>
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C-Ot-CHOT/M-101
. . ('hlUlrfl Ihl' 'IJIC'E' of uw follo .... lll{; l>f'nlE'nCf'l>(a) .\ u .. l r I l I l I ~ a8 df'felH"d b ~ - India(b) Zah .... r lool; fiH' lrkN .. ,(c) Dhom 'o n Ihl' t nu .
7 W n t t J "I'nll'nci'S (un .. f'8!'h) III !;lvpn p l I l l I r n ~(a) S \-.Ill) S, V.8C'Ie) S.\' IO.l)Q ,
8 t' iJl III Ih" blanks wllh Rllllroj)rill!1' p r ( l l o l l i l i o l l ~
a ThfOrl' 1M II r ~ In ) ' gRrd('11 I like to look _Ihl' 11'l'C'_ II \\'1111 pianlf'd my frif'oll
Y ('hanll'l' Ihl' ptef"h of Ihp foilowlnK
She ,aid, "I IlallJl('d Ih" f'lIIlfIl" lIf1r Illolh"r sa id thail ihe wall\'1'1")' happy Hhl' alllO IIlIld Ihal shp would gille a Jlllrly lholdo)'
10 JOIl l ,h .. foilowlDlC ~ l u e o C ' I I I , . , j n KIbe wOl1.ls (1111'0 II l lh" brar ketJj(3) I "tQOd nl'1ll III thf' I'JUUlI
I workPd IHUd_ (ull/um. COI'f)' "'/un mnrkil.
11 Whal a .... Ih,' u of leamln&' EnJliah " Whal ore some 'OfIhe problpUiR of I l 'armnr t:nJlu.h ?
308iP91 , lC'ontd ...
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C ~ T ' - 1 0 1
by . u b a ~in the air betwn the ..tar and the earth . Theun. teady.u bends the li,ht rom the . ta r , and then it &e('U\ !\to twinkle.
Why doee our lun w n ? 8e(:au.te i i8 a I tar And nota very bil or bnabt Itar II' th.,.Compllre aU tbe olhN'MarS io u u y , I t l l p t be eoaa.dered D 1 e t b u m alldIIltIdiWll-bnclu. 'l'here ~ aulhons of _tan that aN . roallerlhaa OW' 1llG . And IDlIOy . tara are ,vera) hundl'f'd hrof'lll a r p r lIlan \he IU D . Tbey look amaU only beeaUMI they ~. far .w-r. Ever $iDee lhe dll)" of the Grt'f'k uc.ro.nomt'ra ,t ome 2000 yean alO. the lI&arl hllve been diYldf'd lOW claAll('1lac:t'Ol'dinC 0 their m q r u t u d e ~ ,or bri.htlleu . Another wayof C1'OQpinc .lars i8 atCOI'dlnc to tbeir 'pe!:ua or the kll\doll ipt that comell from tbe lllan .
(a) Why do lltan twinkle?
(b) Wby do look UDall ?
{c) How a n l l lan ehl_fitod ? cO Spectra meaD' . .. . . . . . . .
(e) Surs shine as they renee' the licht from the $1111 .(. . . . . . . obe)
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,
C-OI-CHOT.102IC-OI-M.102
3040
BOARD DIPLOMA EXAMINATION, ~ I )
APRIL I MAY - lOll
D.M.E. - FIRST YEAR EXAMINATION
ENGINEERING MATHEMATICS - I
Tim e II Hours l (Tota) Marks: SO
PART - A 10 x 3 = 30
1DlItnk'tiou ; ( I) M s ~ rall Q ( ' ~ I m so each qu tion OOTrietIhree marh .
2) AI , . , sJwuld IW br and I millhl to tfw:poi nlan d not exret d (jIlt. si mple t n k n~ .
J:t+y+ G+ ) 'I S impl ify f:+. I
. .-c x+ J'
J
2 x - lReeolv e (.r- 1){2.r+J) Inlo PIUtiaJ fracti on.ao.O-PII I IContd ...
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C-4l-CHOT 1021C 1D2
I . ,
x p ~ n the Corm or 0+/11_ 1-7 Find th e- equatio n of tbe Circle ,i lb (2 ,3) and (6,9) Il8 II d
poi n t8 of 8 di a mete r
f'md th e ~ a l l o nof th e 8t r8.L P t lin e pa88in, t h ro ugh thepOl n l>! (12,1) and (l3,, 1).
,. r 2 Fin d
If {jJ"I
(b) FInd
PART - B I x lO s lO
( I ) Nu(t t r fl ue l ~ t i Q l l iand each qllUtio li rorrielle ll mark .
(2) An8uoe .. $hmdd be comprelwl&ve and cr ikno{or iJ(Jil/atiofl- ' 8 1 M conle'll but t 1M k l l fho f the (l1UWE r.
18 cuoo root o f u m ty, , how that
th e mv r lMl of th e matri x ~ ~-1
,W
W w
; 1_I3040-P9J 2 ICol]tci ..
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C . o t C H O T 1 0 2 1 C ~ 1 0 2
iin(a+Pl a+/)(a) If .in(a fJl u b 8how that f j ana . aWt / J .
14 ~ 1 5 _1 0)(b) S how I b at - - tan 1 ; 0 1) 12 65
.4 (a) Find Ihl VerUlt, Focus, equation o directrix, equation ofaXIs and It nllh o latu8rectum o the ParaboJa
~ . - - n t e dby tbe equati
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C*-CHOT1Q2fC 102
17 (0) Find the anele betweeD the curvea )' 2 _ 4.1 and .1 _ ) '_1
a t any point of intereecti.OII.
(b) A circulu plate of metal expand!! by beat 80 that itaradiull increuee at the rate of 0.01 cm/MC. At wbat n t eis the eurf'ace incr@aainr when the radiua ia 2cm.
"(0) Find the maximum and minimum values of the function
XJ_6x 2 +9.1 .I_O_
(b) I f an error of 2 is made in mea,win, the side of aquue plate lind the CUJ'l'Npondin, pen:entap error in ,ta area.
,
4 (178tO)
....
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111.1111 . . < , .
C09-M-103/CHOT-103
3041BOARD DIPLOMA EXAMlNATION, (C-
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8 !)(ofinl' IIPflClfIC ht'at of ,a", at tonSlanl p ~ u r find ,nIt ' . l lS I Ullit.
7 DE'in(' noi se pOUubon Ilod 8.1 umts for mtensity level ofsound
8 Define ltigidJly modulus and comp , sSl bihtr \\ nt(' ,h t u ror,uula('
Y Define magnetic fidd and umfonn U1agneoc field
10 L.st out any four UIN'8 of optICal fiber.
PART B 5) 10=50
Inf l t ruct ions (I) A I I . I / . ~ rally five q l l s l i o ~l l i d em' qu e litlOl'carnes ten morks.
(2) 'nw OIlSU'( rs 6hou/d be romprehl'J!Blt'e 01/(/ rhecriteria lor OOIU(ltion is Ihe ooll/elll Imt liar IheIe/lith 0/ the answer.
(n)(b)
Definf' scalar product of 1 1,,,0 vectors.Explam potenllal n ~ as an example of 8CalarproduM
,) IfA 2,+,+ 2,. ..nd n H - - form '''''0 ",Wf I of ,
a Lnangle. find the area formed b)' them
I t (a) Show .hat the path followed by an obhqu(-Iy 6prGJtlCled body IS II parabola
(b) A fOOL ball is pro)E'eted wllh a velocity of 29.1 mIll 4t l
an an,le of 30 to tbe horizontal. Find them a X i r l l U l l 1
hpllht rpach('d by It and Its ran ,e.
J3 (a) Dl'tint' work. power and enercy. 3(b) Dt>riVE' thfo. rt'llitiOD tM-t""et"n kinptirc enf'rgy and 3
momentume) A pump can hois t 7200 k of ooa l per hour fron l " 4
mlOf of 90 m deep. Find the po .....er if Its effiClt'ney is.no,.
S0411'91 2 IConld,.,
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COB-M-103lCHOT-103
. ) Describe m ethod t o find specifi c resiatance of a" conductor usin g Meter Bridge , (h ) The resi s ta n ce of a wire is 6 ohm . What i th e 4
resistanc e of another wire of same material havingsame length but . of double area of 1!!'068 seetion?
( .) Prove that th e pro}eCtionnl motion on any one of" the diam e ter of circUlar path i8 SHM . (h) I f the lencth of the pendulum and value of "g" are 4
doubled and halved respectively , find th e ratio betweenfin al and initial time periods .
.. (.) Denv the relati on C p-C\,: R. 6h ) State and explain a di ab atic process 4
17 (.) Define and explain reverberation . ,(h) If an obse rver. moving towa rds A stati onary vehicle 5
with a certain velocity , he finds that the pitch isincrea se d by 15 . Cal culat e his velocity .
IS (. ) Define viscosity ; Explain how vi6CQ8ity of l.:Jquids ,and ga ses c ha n ges with temp crsture .
(h) What i s ca pillarity ? Give example s. ,
30-lJ - P J 3 (180801
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iUIIII11l1liUillillllll U1111, . " , .C09M10'/CHOT 104
3042nO RO DIPLOMA EXAMTNATION. om
APRIL M Y - 2011
O.M.E. - FIRST YEAR RX/\,!\fINAT(()N
F.NGINEERING CIIEMlFiTltY
'rime :1 iJour,,]
P RT - A lOx3 ::; 30
l I l 8 f l u d i u I I / : : (J) AlIsw.:r nf t queslwns fiuO'lul(> How H I n )" n , tIlOL.....U]{,, 'm'pl"!'!."'''! I n : t ! ~ n , ;I,fO ~ y ~ n?
1 ['"lcIII .. t .. lh .. I'll 01 0 ,001 M NBOH 1 use." of ( i ) ',"a ll'!" I!:'1S (iiI Coal gas
9 1)elinp rh" {I'nns nOl) and COl).
In S , . ,1;,. Ivpel! of energy !l()urces aI'luLHhl,' with e < ' l a m p e ~ .
30 12- . . 91 I [Contd ..
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-COIM104#CHOT104
PART - B 10)(5 =50-Instructions (1) Answer an.y five question.s and ea ch questioncorries ten marks.
(2) The a wtrs should be oomprthensiue and thecriteria for (I()luation is tIl( ('Ollteni but rwt thelength of lhe Q l l S w e r.
I I (8) Explain Aufbau prin ClI)ie and Pauli's t'xclusion principle . 5(b) Write bri efly about PrlllClpal Quantum number 5
and Azimuthal Quantum Number.
U i) S tate any four diffe rences between metals and non ..metals.
(ii) Explam the process of Ros.
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1 111 111 1" " ,
c .o l -M-105
3043BOARD DIPLOMA EXAMll'IATION, (C.o9)
APRIL/MAY - 2011
D.M.E. - FIRST YEAR EXAMINATION
WORKSHOP TECHNOLOGY
Time 3 Hours) [Total Marks : 80
P RT A IOxS = 80
llUteructiolU: (1)
(a)
Answer ll tM questio,. and each questioncorries three marlts.Answers shmdd be brief nd str ight 1 the
poinJ nd shall not txoeed fiue simple senterwes.
I What is metal cutting proce8$ ?
2 Write specific application of any six measuring tools.
3 State the difference between reaming and tapping .
" What i e pre8S fOrging?
6 List out tbe three type s of hems .
6 List out any six types of cores used in foundry practice.7 What are the advantages of green sand moulds?
8 Draw a neat sketch of strike off bar and list its uses.
9 How drilling machine are cla.aeified ?
10 What are the disadvantages of hot working of metals?
l o n . P S ) 1 (Conld .
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C ~ M t 0 5
PART - B /S)(10 =60Instructions (1) All8lrt!r l ive qlU 8/i
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1 111111 _ . . ,." . -c-owI.l07ICHOT.107
3044BOARD DIPLOMA EXAMINATION, (C
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CaOt U 107/CHOT 107
;) Draw front view of the fotlowing pictorial drawi ng n first an gle
Draw .he auxiliary view for the given orthogTaphic views liSshown be)O'A' :
\
.
; 0
t .
I . ~ ~ l
ICo n tc
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: c 09 M 107ICHOT 107
9 he [root view nd top view or an object are shown below . Drawits isometric view.
fLI_ _ -,--_Iw.
, !a,I
1-20-L..20- - I -
10 Draw the development of a truncated pyramid whose orthographicv iews are shown below,
j
I 16720 I