Whoops! There was a problem loading more pages. Retrying... 2nd PUC Physics March 2016.pdf. 2nd PUC Physics March 2016.p
,l
For More Question Papers Visit - www.pediawikiblog.com
2016 (A) ( NEW SYLLABUS l Roll No.
Subject Code
: 3 rloo3 15 ttudrl*t
No. of Pages
:
d)$rfg ioa3r:
1
Full
1
rl
Marks : 7A
uog aodd€c : 70
:
I
This question paper has been sealed b!4 reuerse jacket. You haue to cut to open the pqper at the time of commencement of the examinations, Check whether all the pages of the question paper are intact.
ib
Instructions
lo
PHYSICS a*fods'o{
g. co
Duration: 3 Hrs. 15 Minutes
m
;;;";;;,',33 (N/Sl ?r'i'J{!Ii r,*,', 08 1 81 a
d.nodd io4,
i&oh
: ;
ik
inzldrl*c.' d3 gd* dgfoJrq OdxfE aro#o.:s dr,oe.rd P,eet' drodenfld.
doe*.r
General Instntctions to the Candid,ate : d9etgPrrr;.n Eaafa_dr i^naldddt : 1. Candidates are required to giue their ansuers in their own utords as far
ed i
practicable. dD€ao.BEq$) EaO.dro6dD iod -tJ dd:, cJ' O d 'O
3.
While answering the candidate should qdhere to the utord timit as
w
dOerXQ r oJr:
ndD
o$d0 :nsooodEdb[^lri
.a.6dod d&Snrd;&. 15 minutes of ertra fime haue been allotted
w
4.
e$dO$d
questions.
€,dd
5
dgdo$q
e.A udrr$do$re.:l 1s $SDdrlg
eN
gd{;
d
u
rl
g
dO
&D
far
as
Fr
3i
-3;
o; D! 6lq
,ol: 13i
"fUrft
tilt
as
goi/ogrl
aoerodroB Dedcnnd.
.
Turn over
I For More Question Papers Visit - www.pediawikiblog.com
lei Ocr
r?t
In case of ang discrepancA or mis-match and factual error in English and Kannada uersions, English uersion will preuail. e.oc3: de$ aoflao d:gJ d€d udrsrlge) dc$d o3rod3de douori a$* aa{Dd doe -s,rrl S,: 3 o d> u o d e), Fa o n at' el dr$ o$ e] d: € de ep o I d> aa fl e g d.
AM-133
t6){
Or .lp :
for the candidates to read the
dqd
o?l C)i
I
dddg0o$e erDd0iaje$. -'-o e
practicable.
t
,,2-l
Figures in the right hand margin indicate full marks. aJe qroddcJ *otfd>d ecoSrlsr {paaroddsdl d,neO$gd,
.p
2.
w
I
{,d"{
aw
agdoefaro&d ddbo$** $d>o €,d4 d.5do$ erearD mdorddtr dg0g, dgdo$e oe4 $["lrl9; .ado3:e aod> d0e.fu.tr3o9*.
I
For More Question Papers Visit - www.pediawikiblog.com Code No. 33 (N/S)
2
Instnrctions.' ttaeidd9a :
m
AII parts are compulsory.
Answer without relevant diagram
ii)
/
figure
circuil
rbcrer
necessary
g.
will not carry any marks.
/
co
aeP qtJrlrtg; dqoS:doR&dd.
dd ertQdrlgdl nouoQd 239 / dqa:ia € / $odsdooDrl ?rdo$a€e) oln{de uodrlgdl dodenrb$ag. Numerical Problems solved without writing the no marks.
iouo6*d -^^^gd naao$Sgd ,lB&*P
aw
rao$dd e3drrtg$4
releffi hulae
ik
iii)
ib
lo
edddDdJd
carry
odn$de
uodrtSdq *odoarb$Ag.
I.
.p e
di
PART qtorl
Answer altthe following questions
oep
-E-ddrtQrl eru$o&
-A
:
:
lox I
lo
loxl
10
w
€4 dsdod
-A
w
w
1.
2.
State Faraday's law of electromagnetic induction.
@dddo$ Sdcrac*o3eob €eddo$ $o$d>dd1
gQBr.
Write an expression for the displacement current. ;rSoaodd Sdr,qd rleSd'oego$dtr udcDoo.
AM-133
For More Question Papers Visit - www.pediawikiblog.com
For More Question Papers Visit - www.pediawikiblog.com 3
What is an electric dipole Acl>dst
4.
?
Q€* aodde$ ?
m
3.
Code No. 33 (N/Sl
*oae.rd
?,3€o$d1 z3g&.
og
p-n-p oBqdd.S (transistor)
.co
Draw the circuit symbol of p-n-p transistor.
5'
dqftd
a:ri derl
?
ik i
d,odddrdd {,6ddca sadr$rs
bl
How can the resolving power of a terescope be increased ?
6.
Ssnd dd;t>rar (U"rg"lr.rr)
ed
*
ia
n--+p* e- *x.
w
In the following nucrear reaction, identify the particle X.
go$drq6d x scodd,l rb6gpJ.
Define magnetisation of a sample.
w
7.
.p
n-+p* e- *x.
w
a-odr ddlrado$ aaogeddcod rora3, CeA.
w
I
8.
I
How does the power of a lens vary with its focal length ?
$i/od sad>{rr{ iofidldoddooDri dgri udorbddr
Dl hl D:
?
TI Dt f{l I
AM-133
I Turn over For More Question Papers Visit - www.pediawikiblog.com
For More Question Papers Visit - www.pediawikiblog.com Code No. 33 (N/Sl
{,d,€eo^rgil6
aodde$
?
Give the wavelength rangc of X-rays.
d,\-Sdco
(x-ray) rl9 Sdorroodd aar&oJrd1
PART
B
Answer any fiue of the following questions
:
ik
U.
-
B
ib
strorl
-
DeA.
.co
10.
?
m
What is a cyclotron
lo g
9.
4
l.
erugo&
:
5x2=10
ia
I
w
€r dsnddrlge) oiradcrrdd.o 6rcr, 6d4rlgri
5x2=10
The current in a coil of self inductance 5 mH changes from 2.5 A to 2.0 A in
ed
0'Ol second. Calculate the value of self induced emf
io$o
.p
.5 mH
€edddo$d,1
e rl udendd dooBdd, {o$o {,eoOasoa Adldsr arrod
w
2.5 A Sod 2.0
dooad $69o3.roodde)d Dd).sr o.o1 ddoBde)
w
?Jodd1 8od>&EcDoo.
w
L2.
What is a toroid
€rn
expression for magnetic field at a point inside
a toroid.
d^-"s* aoogd,\e
AM-133
? Mention
aoddedl
?
o3ooaoJ*d a.*Rdrd z,odr 8od:sde) eruo0rorbd
g,,d rtcSdnego$d1 udc0oo.
For More Question Papers Visit - www.pediawikiblog.com
For More Question Papers Visit - www.pediawikiblog.com 5
13.
What are isotopes and isobars
Code No. 33 (N/S)
?
?
m
n"$EBt (afloeoSoed) dsr ab$ da$qnd deai (ad,oez,rocr) rlec aoAde$
g. co
t4. Draw the variation of magnetic field ( B with magnetic intensity ( F/ ) when ) a ferromagnetic material is subjected to a cycle of magnetisation.
15.
(,FI)
aooBeddco
aw
ik
Mention two applications of polaroids.
!
I
,I
!
and truth table of NAND gate.
ddr oa*dd {,ged a$d: Seldd doe{dnd1
I
zcdcDoo.
.p
oaroct'
g gpr.
ed i
t6' write tJ e logic symbol
w
Write two.properties of electric field lines.
w
.
aao3eddro
raoe€d 8"*g t B ) dooDri deri ude>rbddoe^:>dq *g&"
dBeooao:ssd adcg) erudoS.roerlrl# dI
L7
udr$rl a.9d6&emr1
ib
get dob)
d4dq
lo
e.oc$ Sdoeaao3eo$
w
Ad)doo
18.
t"rga
J a^:e.rdesir19
addl rtcae-r{corl#dl a;dobo. I
What is myopia
?
How to correct
it
,DI '!) ;
'kl
?
E!
rl rll
iDoed (,J.c^) (d>o1oeaolsa) ooade$ UO
?
edq
deri ioAaie^ld>d>
Pr irl
?
I
I
AM-133
For More Question Papers Visit - www.pediawikiblog.com I Turn over
For More Question Papers Visit - www.pediawikiblog.com 6
-
strort
-c
C
Answer any fiue of the following questions
5x3=15
:
€r d$nddrtse) o3o{ooddo arab €ddd9ri etu$oRl :
5x3:15
in a transformer' What is a transformer ? Mention two sources of enerry loss
doddEd oodde$
?
lo g.
19.
m
m.
PART
co
Code No. 33 (N/S)
doddrdde) wooorbd odd> dg
d}''ae'rl9d}
ib
gQP.r.
d{d
$.o&
r$caod,rcorl9da g9&'
ia w
dradgo$d ?Jorl9
ik
2A. Write three characteristics of nuclear forces'
ed
2L.Derivetheexpressionforenerrystoredinachargedcapacitor. eidebd Q"dd (charged capacitor)
d gg no$dd* rtcsdoeEooQ ${$*.
.p
amplifier in 22. What is an amplifier ? Draw the simple circuit of transi'stor
w w
w
CE mode.
{dfird
r aoddedr
dradO' ugQ{or $*rPrdd id$ ? cE drodoo$
e3prP,.
€Fdca dsodddld zrllrlsd*
AM-133
d>ododd*
gslRr'
For More Question Papers Visit - www.pediawikiblog.com
For More Question Papers Visit - www.pediawikiblog.com C6de No. 33 (N/Sl
Derive an expression for drift velocity of free electrons in a conductor.
a-rdddse)d
d"E ae3gor
(free electrorrs)
rl$ d>oddert (arit velocity) d*
m
24.
g. co
rtrSdoeEosq S4,9&.
25. Explain briefly the coil and magnet experiment to electromagnetic induction.
€eddo$q Sd6&$d -^D69 d>d> aaod €,,oSJoerldda
lo
&c3:rdraogeo$
ib
non*{aon AdoPr.
Write three properties of ferromagnetic materials.
+"d>
e-:8"\eart*dl .gA&.
aw
ndoeaao3eo$ digdg
ik
26.
demonstrate
-D ?i'orl - D
.p e
ry.
di
PART
Answer any two of the following questions
€,ddr19d erogor.,
:
2x5=1O
w
d{ fqnddrl#q oJD66rdd.,a add)
2x5:10
:
Deduce the condition for balance of a Wheatstone's bridge using Kirchhoff's
w
27.
J
w
rules. !,
I
Ll 'o:
Sa:sf,d bo$&r1#da
erudol;aeR&
Aeuf{oe ied:Sd i;$d,oee)d As"Jrq
E!
..! !tl
!,
I
!'1 cJtJ"9 \9ft.
I
- O cJ-g
AM-133
For More Question Papers Visit - www.pediawikiblog.com ITurn over
For More Question Papers Visit - www.pediawikiblog.com Code No. 33 (!t/Sl
2a. Derive an expression for the force between two parallel conductors carrying
',t
de'54/aegobd* b4,9$.
$
add) idoodd d.r63rl{ dd)d €.d)d Dod droeld erodedd2,
og
$ee3 ead>d
Eod$de)
Dd)dE
o Q{3dAod
eruo€t
rbd
de6graego$d} t4,9$.
w
A&dd {*ga
e^,od>
ik i
eldodea3o$
bl
the axial line.
ia
Answer any tuto of the following questiond
2x5:10
:
2x5=10
erugoRr :
ed
6r dsndd)rl9e) o$ad)drddo add) €dcded
Write the experimental observations of Photoele, tric effect.
.p
30.
a.rdetrb&,
Derive an expression for Electric field due to an Electric dipole at a point on
Zg.
V.
.co
d.d80rD.96d sd).g6. O -o
m
currents. Hence define ampere.
w
d:dg D d)dd d
w
31.
omad>d {,o3oe rodeloe d drl I
d}
.g
e,$.
What is rectification ? With relevant circuit diagram and waveforms explain
w
the working of P-Njunction diode as a full-wave rectifier.
u$esrradd P-iV
!,o$ aodde$
?
no$ &odel
dea>aS$
d>{
Sdorld.odrtc}ooBd
ioQ do3oed drrear ddort cJlacaadEuoh derd 63t d>d
AdOPJ.
For More Question Papers Visit - www.pediawikiblog.com
AM-133-''
Sqaddab*
For More Question Papers Visit - www.pediawikiblog.com Code No. 33 (N/Sl
32. Derive an expression for equivalent focal length of two thin lenses kept in
.co
{brio$&d add) d$o $nJodr19 ndiDd dorl$dod8*
m
contact.
rtcSdoegorrq
3x5=15
Answer any three of the following qr.lestions :
ib
VI.
lo g
dd*gn.
fringes of certairf width are produced on
ia w
33. In Young's double slit experiment,
3x5=15
:
ik
€3 S$nddrl$e2 oj'JocraddJo dj,.ra& €ddded erDgo&
. the screen kept at a certain distance from the slits. When the screen is
ed
moved away from the slits by 0.1 m, fringe width increases by
The separation between the slits
1 mm. Calculate the wavelength of ttrg
w
.p
light used
is
6 x 1O-5m.
w
obor{d qrJe$r rloa
w
elrlod dr9eddca
€,o3.Jaerlde2
dqdrq
erDo€$
sas6 dnddo&d €do$
&ee3
sar6
dnderond. ddo$d1 &e9)r1o&cDDod 0.1 m
dOdt+ a3oProod ddgeddsa dqo$
urled 6 x 10-5m dE
dz^n.rt$d.
I
a,
&eS)doAdS
dd)ad d,add 1 mm srRd. erDdoSraeR&d
I
Ll
2,3*Sd
ddorldoddd,l
!r:
c! l.! rll
.ot F1
e3t*a.
AM-133
J
For More Question Papers Visit - www.pediawikiblog.com I Turn over
For More Question Papers Visit - www.pediawikiblog.com 10
Code No. 33 (N/S) I
I
34.Whentwocapacitorsareconnectedinseriesandconnectedacross4kVline,
I I
theenerSrstoredinthesystemisSJ.Thesamecapacitors,ifconnectedin
m
I
g. co
parallelacrossthesameline,theenerrystoredis36J.Findtheindividual caPacitances'
d'oeddo$e2 doeasaort 8 4 kv eiSdd/aosrl addr trrddrt*d} $er3
u
ddd-AobO dea:oXo.r69d'
ude addc p-rddrtsdl ude erddd/aoDrl
bl o
dgo3r,
idmoaodd d.oeddo$e} d.oeaarort 36
J
d-.N*
dg"3,,
des:oie,l",d:Qd.
dod>&BcDoo'
ik i
6"rodd ci add) qoddrtg d"3"gd qoddo$d1
35.
J dE
hydrogen wavelengths of Balmer series of Calculate the shortest and longest n
w
x 1O'm -
1
ed ia
atom. GivenR= 1'O97
udrod drdgezroe dddvoca:Dd zr"d>q ddrSo$
x
107
ud'od
dE
m- 1'
.p
ddorldodrlgdl doc$3oBo)po' R = 1'097
da$ dr*
w
w
w
36.CalculatetheresonantfrequencyandQ-factor(Qualityfactor)ofaseries
L-C.Rcircuitcontaining,apureinductorofinductance4H,capacitorof resistance 8'4 Q' capacitan ce 27 pF and resistor of
4 H dsdddqb#a
$q $dd ,27 .p'F Q"dd gojrr sI
doesdrlsdh €rrt6 uo{dO e^,grlooEd:d d>Q rbms"dd ( Q-factor ) rl9dl
ANI-133 For
L-C-R
e"dd
d)* 8'4 o dne 6{090
dcodeld ec$deadoi)
e38t$'
More Question Papers Visit - www.pediawikiblog.com
d.g u-D
For More Question Papers Visit - www.pediawikiblog.com 1l
Three resistors of resistances 2 O, 3 f) and 4 O are combined in series. What is the total resistance of the combination
eruotsJrbt
+
o d.oefid$g drg6 doef8rlgQ $ecSuoQobq deoacrorl
iooinerdo$
b) If this combination
lq
doefde$
.co
a,3 o d>*
?
og
2
?
m
37. a)
Code No. 33 (N/Sl
is connected to a battery of emf
1O
V and negligible
s.\e sA
iDDdo$
zrodulori d.oeB:,rorl, €,,9 d.oedddq-' erDor,rrrtd
dI
dodc&B oloo.
,l
'l I
I
,l I
D-l
)t
__l
w
w
w
.p
ed
ioq> cJ"o
d.oefid$bd
I abd2 De,rsE*drrQ,
ia w
eJdgFd
Sd>dso zsae.ld aJe ( emf
ik
Sr iooSoerdo$d1 10 V d
ib l
internal resistance, obtain the potential drop across each resistor.
ol Ll
a);
E!
*! qtl 0,
I
Fi I I
I I
AM-133
For More Question Papers Visit - www.pediawikiblog.com