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Padasalai.Nets Special Centum Coaching Team Question Paper (2016-17)

TPm: CVtVp UlTi:100

Yl: 12 SWm:3.00

U

T-A

l: (i) A]j ]dLdm PVdLm (ii) NV] PVj

Ro NnL: 30x1=30

1. FM HtVd CPX AoYi

A) 455 KHz B) 10.7 MHz C) 10.7 KHz D)

10.7 GHz 2. J CZjRLYp RPop TVuTm RjYm

A) JXLp B) ALGWjRp C) m

[ D) R[ [

3. dLu PN Nkp u]jR AWu Ul

A)0.7 V B) 1.1 eV C) 0.7 eV D) 1.1 V 4. Es[okR \dLPjp U NodLlTm A[

A) 1 ppm B) 10 ppm C) 100 ppm

D) 1000 ppm

5. Vu AplW uT A( +B) Gu\ NUuT GRtf NUm

A) A B) AB C) B D) 6. N

13 u AW Bs LXm 10.1 PeLs, ARu BsLXm

A) 5.05 Pm B) 20.2 Pm C) 10.1

0.6931Pm

D)

7. AdL [ Juu YlTm NWN Bt\p

A) 200 eV B) 200 MeV C) 200 MeV D)

200 GeV 8. TU AVVdm \] Tts[Y

A) hWuLs B) -LsLs C) -LsLs

D) -LsLs 9. Ai YjRu TVuTm RjYm

A) LhlTPt\ AdL [Y ] B) LhlTP]

AdL [Y ]

C) AdL CQ ] D) YlT AdL ]

10. TlTs AX[m GR NokR CpX?

A) \ B) NYLm C) EkRm D)

uhPm

11. 1 kg \s[ Ts Ym Bt\XL Ut\lTm T EYm Bt\p

A) 9x1016

J B) 9x1024

J C) 1J D)3x108J

12. N hp Ck L ht GXdhWu CPm TVokRp Rum Y

A) K Y B) K Y C) L Y D)L Y

13. J hw Zn Ju 4.14125V u]jRp NVpT\. Gp

AYtp HtTm X Lu TU AoYi

A) 1x1015

Hz B)1x108Hz C) 1x10

6Hz D)

1x105Hz

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14. --------- GXdhWu Lt\d NejRL NVpTYRu Xm e/m UlT LQdPXm

A) W] uXm B) W] LkR Xm C) Wt\ uXm

D) Wt\ LkR Xm

15. ahW_u Ap n = BY TRp Es[ T GXdhWu Bt\p

A)

13.6

ev B)-1.51ev C) TUm D)

Um

16. 6x10-6

C uhPjR 6C.m Ck 4C.md SLojm T HtTm u]jR NY LiL

A)0.0134x108 Vm

-1 B) -0.0899x10

8 NC

-1 C) -0.0044x10

8NC

-1

D) -0.0013x10-8

NC-1

17. LPj Juu uhPm Utm u]jRm BVYtu Rm 4:3 uhPm, u]jRm JudLu GoRjp AUkRp

LPju uRd \u

A)3.33f B) 33.3f C)13.3f D) 1.33f

18. J s uhPjk RXp uXf N 800NC-1

GjRXp ARu uXf N 400 NC-1

BL AUm

A) 4m B) 4C.m C) 2 2m D) 2 3 m 19. J L] NWju Es[ +e Utm -e uhPm LiP Su C]Ls YdLlThPp L] NWju Ck YYm uX

TVju Ul

A)

8

0 B)

4

0 C)

16

0 D)

20. hPo NU] t Ul RVR uRPV TjRW uRPu

CPl\UL TjRlThPp hPo NU] tdL] LY

A)P =Q 1 2 B) P =Q 2

1 C) Q =P

1

2

D) Q =P 2

1

21. Yd YV Es[ su LkR TVm

A) TUm B) \ C) UTP D)

22. RmNu [t EhTm RUm

A) CU B) Bi C) Ti D) Ag 23. uLkR iPu TVu TPR

A) uUt B) A\ Pt C)AC uVt D) APl s

24. I = 42.42 sin 157tGu\ Nu AXYY u]hPju rms Ul

A) 15.7 A B) 30A C) 42.42 A D)1.57 A 25. Vu EhTp Ck T\lTm \UX

A) RPo \UX B) Y \UX C) ThP \UX

D) @lWuaTo YN

26. BrLPp X\UL LhVlT Hu?

A) JR\p B) JXLp C) J GWjRp

D) \lTL

27. 0.05m ALXjp 2500 LLs Es[] t\u 6000 AX[s[

JV] 300 NnYL T\ ARu TU YN Gu]?

A) 3x10-6 B)1.6x10

-8 C) 1x10

-3 D) 4x10

-9

28. J Tu JVp Zt SPTYRd LiPV ERm L

A) R[[ U B) TXWnLs C) JVp Af

D) TlTu

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29. J Utm LhdL] NLL[ AlT ------- Rp ----- YWX]

AoYiL[ LiP UN u]hPm RY

A)100 KHz to 100 MHz B)50 KHz to 500 MHz C) 50

KHz to 50MHz D) 10 KHz to 10MHz 30. UhPp GuT --------- NojR LXYVm

A) AVm RWm B) vUj, dLu C) dLu,

vp D) vp, DVm

T -B

GYVm 15 ]dLd PVdLm:

15x3=45 31. J W] Utm Wt\ uXjp J u C] YdLlTm T

LrY Gu]?

32. X uVu m V YWV?

33. YWV- u]t\p Utm u\u

34. Cl NYLm Gu\p Gu]? ARu AX] RL

35. TVo YlTXp HtTm UTLs VY

36. Udv Ypu YXdL Vj RL

37. J U]ju C\dLu ]LdPV Es[ Wm 10m CP

YPd Sd 720 km/hr Gu\ NYjp T\d\. LkR Xju

Nej AqPjp 3x10-5

T Gp, C\dLu ]LdLPV iPlTm uVd NV LiL

38. @[e YXL V L

39. JVp ZtV] GYt\ Tj SPTm G]d L?

40. X jRlThP dh [Ls HtTP TkR]Ls VY?

41. XNo NVX T\ YiV TkR]Ls VY?

42. X-Lo m [ TtV XY Bnu CWi dV LjLs VY?

43. GXdhWu iQdu TVuLs VY?

44. YWV - \Y

45. Ql Bt\p Y[dLhk T\lTm HRm u L[

RL?

46. \dLPjV Uhm YqY\] \L[ GL

47. Gj uhPjRp [m StTVuLs VY?

48. Whl Tdu tlTPm YWL

49. N Utm P YL \dLPjV Bt\p UhPm TPm YWL 50. TiTt\ju AYVm V?

T-C

(i) ] Gi 55d LilTL PVdLm (ii) Rs[ 11 ]dLp

GYVm Bd PVdLm (iii) RYlTm CPeLp TPm YWL:

7x5=35

51. J CQjRh uRdu RLhu TWl Aq RhLd 5.2fm

CPYp j YdLlThs[]. uRdV] 400V XjPu CQdLlTh u]t\m NnVlT\ Gp Ap Rd YdLlThs[

XuVp Bt\p GqY[?

52. u]hPjtm Cl NYLjtm CPV Es[ RPoT

RkR TPjPu [dL

53. PVp uLXju AUl NVpThP RkR TPjPu Y

54. TVh NYoh Vd [dL

55. J uUtu TV\u 80% C 4Kw, 100 Es \Pu

CQdLlT\ Qfu u]jRm240V Gp RuU Utm Qfp Tm u]hPjR LQdL

(ApX)

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J Lm s 250V, 500KHz u]jR XjPu CQdLlTm T,

ARu YV 2.5A u]hPm 400W \] TVuTjd Ls\ Gp u RuuiPp GiQm, \u LWm LQdL

56. vPo V AR] ?

57. ahW_u Au n-Y YhPlTRp Es[ GXdhWu Bt\p

8

G]dLhL

58. GXdhWu -W AX[jtL] LYVl TL?

59. _uvu \ Bt\p CQ Utf NUuThP Y

60. Rp TVp Pjk T\lThP J Gmj i Pjt 15

RL[j R\ AR Tu\ V Gm Ju Pjt 19

RL[d Ru\] Uu YV]d LQdL. T1/2 = 5570 BiLs (ApX)

L Jup LiPdLlThP LoTu APeV Tp C14 A[, E

Jup Es[Rl Tp 1/8 Te Es[. AlTu RWVU] YV]d

LQdL.(6C14

uT1/2 = 5560 BiLs) 61. WuvPu u]jR TlTu NoT ut TPjPu Y

62. AM WV TWlu LhPlTPm YWk NVpThP [dL T-D

l: (i) GYVm Su ]dLd PV (ii) RYV] CPjp

TPm YWL: 4x10=40 63. rLiPYt\ RkRl TPjPu ARtL] LYVj RL

(i) uRdu RjYm (ii) CQjRh uRdp, RhLd CPV uLl Ts Es[ T uRd \] LiL

64. CVe s LpY]hPu RjYm, AUl, [dLm BVYt\

RkR TPjPu [dL

65. LkR Xju NVl Tj J Lmfu N AUlT

UtYRu Xm Ap uVd N im \V LjVp

[dLjPu [dL

66. UpV Fm TPjp J GWjRp HtTm dh [

TUm Utm Um NdL] Y TkR]L[ GL

67. GXdhWu uhPm Lm pdLu GiQn Bn] Y

68. Lvd LoLs Gu\p Gu]? Lvd Lu d Lh [

Utm jVW [ BVYt\ RL

69. Lph AXVtu tlTPm YWk A NVpThP Y

70. AXfl TiTt\jR] TlTn NnL. AoYi \UXu

YWlTPm YWL.

S. Janagiraman & N.Gopinath.

(St.Joseph Acy.MHSS.Sankarapuram)

Sending Address

S. Janagiraman S/O R. sekar

2/291, west street

Periya kolliyur & post

Sankarapuram TK

Villupuram Dt 605801

9952181812

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Mr. S. Janagiraman, M.Sc., B.Ed., D.C.Lit., P.G.Asst. in Physics, 2/291, West St, Periya Kolliyur, Sankarapuram TK, Villupuram Dt 605 801. Cell Number: 9952181812. If any doubt, Please contact our Padasalais Centum Coaching Team Co-ordinator: Mr. S. Ravi kumar, B.Sc., B.Ed., Headmaster., GHS, PasmarPenta,, Vellore Dt: CellNo: 9994453649

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