aprjc physical science model paper-2

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1. are used to identify the fractions of bones ( )

A) microwaves B) Radio waves C) X-rays D) Y-raysz G]lMS $# ]l$ MSstl$MS$ E*W ^l MS$

A) >$ MS$ (I.R. rays) B) AZl MS$ (U.V. rays)C) MSv ]l X-MS$ (Hard rays) D) ]l$l$X-MS$ (Soft x- rays)

2. A car of mass 1600 kg takes a turn of a curved road of radius 400m, with speed of 9 m/s.The centripetal force acting on the car is ( )A) 144 N B) 196N C) 200N D) 400N

z 1600MS.{V> {l]l>VS M>$, 400 $ VS yl$zO 9 $/ lVS{*. Al B M>$MS$ Eyl AMS{l ?A) 144 N B) 196N C) 200N D) 400N

3. The bright band is a ripple tank is due to ( ) A) crest B) spontaneoue emissionC) stimulated emision D) achieving population

z # sMZ l$l$$ st$ ]l Hyl.A) Crest (VS) B) Trough ({)C) Compression (yl]l) D)Rarefaction (MS)

4. pumping is the ( ) A) absorption B) spontaneous emissionC) stimulated emission D) achieving populating

z V A ]lV> A) Z B) ^lel EY C) Elhl EY D) Z]l* ^l$r

5. B = ( )

A) B) 0H C) D) 0+H 0H

0

H

APRJC Physical Science Model Paper -II




6. susceptibility is very large and positive in the case of substances ( )A) para magnetic B) Ferromagnetic C) Diamagnetic D) nonmagnetic

z > ts ^ GMS$P]lV> Eyl llMS]l$$ A$Pl >$?A) > A$Pl (Para Magnetic) B) { A$Pl (Ferromagnetic)C) yl* A$Pl (Dia Magnetic) D) A ]l$Pl (Non Magnetic)

7. If the length of a wire of resistance R is doubled, radius is halved, then the change inresistance is ( )

z 'R' l VS K VS yl]l# ]l$ st# ^l, > VS ^l lZ ]l*$ ?A) Increases 8 times (8 r$ $VS$ ]l$) B) Decreases by 4 times (4 r$ lVS$Y ]l$)C) Decreases by 8 times (8 r$ lVS$Y ]l$) D) Increases by 4 times (4 r$ $VS$ ]l$)

8. The function of the transformer is = ( )z {s =

A) To convert D.C. to A.C (D.C. A.CV> ]l*$ar)2) 6.251019 (A.C. D.C.V> ]l*$ar)C) 6.251019 ($l A.C th lyMS)D) 6.251018 ($l D.C. th lyMS)

9. Force acting on a Conductors of length "L", Carring a current of "i" amps, Kept in amagmetic field "B" is

z "i" B$.MSr$ {]l$ ]l "L" yl]l#VS M> "B" A$Pl S{lZ]l#_ ]l#yl$ O ^l ( )A) B) C) f=ilb D)

10. Penetrating Capacity is highest in the case of ( )z ^ ^l$aM $ ]l$ A MSV> VS

A) Partule (&MS$) B) Particle (&MS$)C) rays (&MS$) D) x-rays ( x&MS$)

11. Raio iodine is used in the treatment of ( )

z yl* A*yl ]l$ Z E*W$

A) Cancer B) Clot in blood (MS VSylz MSr$tr) C) Thyroid D) None (HM>l$)

13153I

13153I

iF =.Bl

.BF =i

lilF =B




12. Age of rocks can be determining by using ( )z ]l$$ ]l$ > ^l$rMS$ E*W ^l

A) 235 U B) 14C C) 12C D) Corban dating

13. Diode has low resistance under Condition ( )z H Z yl*yZ Al l ]l#r$?

A) Forward bias (#MS) B) Reverse bias (MS)C) Damped (A]l$l) D) None(HM>l$)

14. The T.V. set is also called as ( )z sf MS ]l$$

A) Kinescope (MSP) B) iconoscope (IMS P)C) Galvanos cope (V> P#) D) Bioscope (*P#)

15. A.M. stands for ( )

z A.M. A]lV>A) Amplitude Modulation (MS ]l $ ]l*yl$ )B) At the moment (B]l$$Z)C) all Majority Carriers (A A MS Q MS MS$)D) all Minority carriers (A AR MS MS$)

16. In a radio/T.V, a circuit results the desired modulated wave out of a large no of wavesz yl*/s..Z M>]l ]l lV> ]l$ GMS ^l]l$ ( )

A) Ractifier (MSt$) B) Amplifer (B$)C) Tuning () D) Oscillator (Br)

17. A Camera Consisting of a cathode ray tube and a Photo Cell is ( )

z M>$s$, M>y MS $ VS MSl$> ]l$ As$A) Kinescope (MSP#) B) Iconocope (IMSP#)C) Bioscope (*P#) D) Kaledeoscope (MSyl* P#)


18. The procers of dividing an image on the screen into a very large number of very smallsquares is Known as

z JMS _{ lO A_ ]l ^ll${$V> ylVr$tr ]l$ As$ ( )A) Fission (_e) B) Detection (Z ^l$r) C) Scanning (PV) D) Production (El]l)

19. The distance travels by a freely falling stone in its 3rd second of its travel is ( )z ^el ]l ]l$]l# l ]l {* M>Z 3]l MS ]l$Z {*_ ]l l*

A) 9.8m B) 39.2m C) 19.6m D) 24.5m

20. - rays are emitted by substances. ( )z >$ - MS ]l$ yl$l ^l.

A) Broken (W]l) B) hot (lyl)C) Radioactive (yl*MS) D) semi conductor (AMS)

21. Of there were a planet with mass and radius both double that of earth, the acceleration dueto gravity on the planet is

z * {l]l>, >MS$ st# {l]l>, MSW ]l K {VSO VS$$l l$]l ( )A) 4.9m/s2 B) 9.8m/s2 C) 19.6m/s2 D) om/s2

22. In MKS System =

MKS lZ = ( )

A) 1 kg-m2 B) kg/m C) kg/m2 D) m2/kg

23. Least count of a screwgauge is ( )z {*P VSh MS# Ml

A) B) C) D)

24. The gravitational force between two bodies of each 100 kg seperated by a distance "m" is

z 100kg {l]l>VS yl$ ]l$]l#$ "m" l*Z E ]l#yl$ s ]l$l ^lVS$$l ( )A) 6.6710-7N B) 6.6710-15N C) 66.710-7N D) 0.66710-7N

NX

XN

NP

PN

Gg

Gg




25. The source of light giving spherical wave Front is ( )z VM> lV>{VS]l l ^l$ M>f ]lMS

A) Situated at infinity(A ]ll l*Z E ]l f ]lMS)B) Point based (l$ f ]lMS)C) linear in shape (T$ f ]lMS) D) Ceylindrical in shape (* M> f ]lMS)

26. Dual Nature of Electron means ( )z G{M>t ll ]l]l A ]lV>

A) Possessing +ve and -ve Charses l ]l, $ Bl> ]l$ MSWyl$rB) Exiting inside and outside the nuclears MS{lMS Z, $r EylVS$VS$rC) Consisting Particle and wave Nature MS, lVS $ MSWyl$rD) Gaiming and losing of Energy MS {VS ^l$MVS$VS$r, MZ]l#r

27. 4s23d1 is the valeny configuration of ( )z 4s23d1 A l l G{M>t

A) Sc B) Ti C) Fe D) Co

28. Among 4d, 4P, 4T and 5S which has least energy ( )z 4d, 4P, 4T, 5S Z lMS$P]l MS VS

A) 4D B) 4P C) 4S D) 5S

29. Which of the Following has Pyramidal Shape ( )

z $y BMS MSW ]l A$]l#A) Pcl3 B) Pcl5 C) H2O D) Co2

30. The distance between two atoms at their lowest Energy levels is Known as ( )z yl$ ]l*$]l#$ MSt MSZ ]l$ ]l#yl$ s ]l$lVS l*

A) Bond angle l M]l B) Bond Length l Ol]lC) Bond Energy l MS D) Octet AtMS

31. Electronegativity of all elements is compared with the Electro Negativity of ( )z A ]lM> $l$lMSl ]l$ MSP $ l$lMSl $$.

A) F B) Cl C) Br D) I




32. Eka boron is named as by nilson ( )z GM>Z> MS$, A l $ styl$

A) Boron B) Galium C) Nickel D) Scandium

33. "Beryl" is the ore of ( )z Qf

A) Baruim B) Calcium C) Magnesium D) Berylunina

34. While Extracting Mg from Mgcl2, the iron pot is heated up to ( )z mgcl2 ]l$_ mg {VS ^lr#yl$ C ]l$ st ]l$ ]lMS$ lyl ^l$.

A) 10000c B) 7000c C) 12000c D) 19000c

35. The substance which dissolved is Known as ( )z MSVS > As$

A) Solvant {]l B) Solute {l]l C) Concentration V>ll D) Hydroxide O{yMSy

36. Amount of Oxalic acid required to Prepare 100ml, 0.2M oxalic acid Solution is (Mol. Wt. of Oxalic acid =126)

z 100 $. 0.2M BM>M B]l$ {]l l*$ ^l$yMS M>]l ]l BM>M B]l$? (BM>M B]l$ A$ =126) ( )

A) 1.26 g B) 2.52 g C) 5.04 g D) 0.63 g

37. If ph of a Solution is 3, its OH ion concentration is z {]l MSP PH $]l 3 Al OH A* V>ll ( )

A) 10-3 B) 1011 C) 10-11 D) 103

38. Heat of Neutralization for a Reaction between CH3COOH and NaOH is z CH3COOH ]l$ NaOH ]l$l ^lZ l$]lyl lrMSZ~ ( )

A)13.7 K.cal/mole B) 13.4 K.cal/mole C) 13.8 K.cal/mole D) 13.6 K.cal/mole

39. If {H+}=1.01013, then it is z {H+}=1.01013 Al A ( )

A) Acid (B]l$) B) Base (>) C) Neutral (lr) D) None (HM>l$)




40. Lignite Consists Percentage of Carbonz OVSsZ ]l$ ]l MS ]l >l]l ( )

A) 70% B) 60% C) 95% D) 82%

41. CH3COOC2H5 is an Example for ( )z CH3COOC2H5 A l MS$ E

A) Amine GOl$ B) Ester Gt C) Ethar Dl D) Alcohol BP

42. The Protein which Regulates the level of Sugar in Blood ( )z MSZ ^lMSP ${ ^l {s ]l$

A) Keratin MS>s B) Haemoglobin l*VC) Insulin C]l$ D) Myosein ]l$*

43. Example of Monosacharide is ( )z l*>MSOy MS$ E

A) Sucrose B) Mattose C) Lactose D) Fruclose

44. Shaving Soaps Contains excess of ( )z VSylz X$M l $Z A MSV> Eyl

A) Builders $ B) Perfume $VSl {l$ C) Glycerol Wf> D) Stearic acid t$M B]l$

45. Na2Sio3 CaSio3 4Sio2 is ( )

A) Glass V>k B) Cement l$r$ C) Plastic tM D) Resin h

46. The Substances Capable of Holding Materials together by Surface attachement are Called

z El ]l$ AMS ^lyl > yl$ ]l$]l# ]l$ MS E ^l MSVS > ]l$

As$ ( )A) Resins h ]l$ B) Adhesives hVS$$ C) Plastics tM$ D) Grease {Xk




47. is Used for opacity of face powderz yl$Z AlMSlMS$ yl ( )

A) Calcium Stearate M>$ t$sB) Calcium Carbonet M>$ M> lsC) Titanium Dioxide Oss$ yl*OMSy D) Talc sP

48. Nail Polish Consists ( )z V VS$Z ]l#yl

A) Nitro Cellulose O l{sZ $Zg B) Calcium Stearate M>$ t$sC) Magnesium l$X$ D) Paraffim wax Ol$]l

49. C5H10 is ( )z C5H10

A) Solid $]l B) Liquid {l]l C) Gas ]l# D) Semi Solid SMS $ ]l

50. Consumption of denatured Sprit Causes ( )z Af _ ]l BP W ]l lr l MSVS l

A) Unconscioushess l#r B) Blindness VS$ylzl]lC) Ulcers in Intertines VS$Z MS$l$#$ D) Damage to Lungs Fl$$ l ]l$r

Key

01) D 02) A 03) A 04) D 05) B 06) B 07) A 08) C 09) C 10) C 11) C 12) A 13) A 14) A 15) A16) C 17) B 18) C 19) D 20) C 21) A 22) D 23) A 24) A 25) B 26) C 27) A 28) B 29) A 30) B 31) A 32) D 33) D 34) B 35) B 36) B 37) C 38) B 39) B 40) A41) B 42) C 43) D 44) D 45) A46) B 47) C 48) A 49) B 50) B



aprjc physical science model paper-2

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