Download OU (Osmania-University) Intermediate 2018 Core Subjects 0119 Physics Previous Question Papers
101311 No. beuest10ns-?21 'Regd. ' ' '
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. I Part-I_II ?
PHYSICS, Paper} 1
, . (English Version) _ _ ?
Time:.3lHoursv -' ?- j i -. " V?Mangarkswo, 7
SECTION A ? - ? . ' . 1.0 x '2 = 2?
Notes . 1) Answer all questions.-
11) Each question carries two marks.
~ 111) All are Very Short Answer Type Questions.
" What IS the Raman effect? . i
. I?What. are significant numbers? Write the number ?of significa?t digits
in the measurement} of 0.002308.?
_ EIf'lE + E! = ?5 ?? a ,> Whet?is the angle between: 6 'and? 5?
Can- the cOefficient 0f frictioh be greater than one? I I
NWhat is the prinvciple behihd the carburetor offanfautomobile? _ , ;
: If "the diameter Of a soap bubble is 10 mm andllits sufface tension is ~ ;. _
_~ 10.04 N/1n, ?nd the excess pressure inside [the bubble.? .
. / . Stete' Newton?s law of Icooling . . A
8. Why utensilseare' coated black? Why the bottom of the'utensils are
made of Copper? _' -
J State D'alton?sklaW of partial pressures; ..
10. What- 1s the law of equipartition of energy? . .a
XT67(1)AY9) V ? .1? T ', ?.'>>,Tur11'(_)ver
SECTEONB .- '_ I_ ,ex4=._24'_? "
? ?Notesf 1) Answer any Six qSest1ons
. 11.~
xx;
.14;
. _ 11) lgEaSh qSes 10""0arr1es ?0111? marks
Answer TypS Questlons
?? 10 111/82)
State Newtons sS'cond 121W of motlon 1ence,.-de_1"'1Ve the. ?equatIi?ohI of
motion F= ma from 1t
IF-ihd the. centrS of mass of three particles, 100 ?S111,'15{) gm and 200 gm ' ?
placed at the Vertices 0f ah equ?ateral triangle of eaCh s1c1S O 5 111 1.011;; ,'
' - (Take 100 gm at orgin and 150 gm along X? axis)
1 t j XX; *1:
them. _ . .
What 1s a geestatiohary sate111te? State its uses
Describe the behavmur of a Wire un?er gli'adua?y 11I1(:1"easimt 10ad.
' Explain conduCtiQn, convectiona?d radiation With examples;
Notes :1) Answer any two questions. ?1;"
2?
11) Each quest1or1 carries eight marks. I .
111). A11 are Long Answer Type Questlmss
What are collisions? Exp1air1 the types Sf collisions Show that 111 the -
case of one dimensiona1 elastic c0111s10n; the relative Velocity of apprgach '_ ?1
? of two 00111d1ng bodies before CS11181011 IS equal to the relative vSloc1ty? "
, '01 separation afterIco11is1-OI1.A body 11 eely 1:111 111g 1mm 31 certain height _
?h? after striking a smooth ?oor rebounds to a height h/2'. What is?
1?; coef?Cient of restitution between? the ?oor and the body? ? ? '
Show that the motion of a simple pe?dulum 1s _s1111p1e harmonic 211161 * .7 1.
hence derive an eQuation for its time period,Calcu1ate the change 111 .
I the length of a simple pehdu1um 0f 1e11gth1m, when.1t_s period of
1 0s0111at1011 changes from 2 sec to 1. 5 sec. ?
State second law of thermodynamics How IS heat engine d1ffere11t from I4: '1
1' a refrigerator? ' - '
I ;_ 'e?1'001 of a ta11b1111d111g and3 mps horizontally 0n .
to the (lower) roofiof an a(13acent building If- his speed 15 9 m/s and the 1 '
(horizontal dlstance between the buddmg 1s 10 m and the height I
?d1fference between the roofs 1s 9 m, W111. he be able to 1and on the next
'bulldmg?7 (Take g-
' ShoW that tnehtrSJectory 0f ah object thrown at pertain angle With the *
'honzontal '13 a parabola? ? . . _
Define angular ac'celeration 211101 torque Ohta111 the relation between , V
SECTION S'IJ V _ .; 2'va?3%.1?6
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This post was last modified on 16 April 2020