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					                                                      28816/QB/HYD-NCO-CO / AIEEE / 25-1-2011 /
CODE : GREEN
                                                      AIEEE



                                         NARAYANA AIEEE ACADEMY
                                                  ANDHRA PRADESH

                 NFT-V (AIE MOD)12-02-2011       AIEEE MODEL          Exam Date:12-2-2011

                 Time :3:00                                           Max Marks :432

                 ID.NO :




                                                HINTS
                                               PHYSICS
1) Relative velocity concept : vm=vr sin 300
2)
3)




4)
     Relative density
5)




                                                  2
6)




7)




8)

9)
10)

    Specific gravity liquid =
11) Due to increase in temperature total increase in length

                     ---------(1)

      The walls will not allow the rods to increase their length. Hence one rod presses the other rod producing
      decrease in length



      Total decrease in length =            --------(20

      By equating (1) and (2)
12)




                                                          3
13)




      according to the geometry the angular deflection is       . So by applying L.C.M




      Now                           in direction of common normals




                                    .
14)




      From the graph




             i.e.,




15)
                     &
16)
      Apply maluslaw




                                                            4
      For


      For
17)
                       ;                  ;
18) For an ideal inductor, at t = 0, the inductor works an infinite resistor.

      At t =   , the inductor behaves as good conductor.
19)


20)
      Draw a vector from tail of     to head of
21)




22)




      S1 closed


      S2 closed

      Solving 1 and 2 we get E = 36V and r = 6

      S1 and S2 closed external resistance in the circuit




    Voltmeter reading
23) From the given equation, a = 16 V/oC and b = 0.04 V/oC2



        neutral temperature =


      Inversion temperature =
                                                            5
24) B is independent of velocity of conductor. Force depends on velocity of charge.
25)




26)



27)
28)


29) Use right hand thumb rule
30)




                                                CHEMISTRY
31) conceptual
32)




33) Conceptual
34)
35)




36)
    Vc = 3b (or) b =    , the gas with light value of critical value of will here lighest value of b.
37) Conceptual

                                                        6
38) Conceptual
39) Max covalency of Be = 4
40) Conceptual
41)
42) The excess use of phosphates as water softeners leads to aquatic pollution called eutrophication.
43)

44) Conceptual
45)
46)
47) Fehlings solution differs aldehydes and Ketones because it reacts with aldehydes, but not with Ketones.
48)
    Peroxodisulphuric acid on complete hydrolysis give two moels of            and mole of         . Which one
    partial hydrolysis it gives one mole of peroxomono sulphuric acid and one mole of
49) Rate = k[A]n[B]m

      on doubling the concentration of A and halving he concentration of B



      Rate =




50) Conceptual
51) For the given reaction to take place external EMF>EMF of the cell
52)
                        =




53)




54) Chloro benzene is less reactive than benzene, chloro group deactivates the ring forthere electrofilic
    substation
55)


56)


    Glycine
57) Conceptual

                                                       7
58) conceptual
59)
      Since Li crystallizes in body-centered cubic crystal, atomic radius,




60) Conceptual
                                                MATHEMATICS
61) Conceptual
62) Conceptual
63) Conceptual
64)




65)


      Let


                  exists



               which is contradiction
66)




      = 20



67)



68)




69)



                                                          8
70)
      Taking              for
71)

72)

73)




74)
      Take




75)




76)




      Slope of the line joining       and   is


      Slope of the required line is
77)




                                                 9
78)




79)




80)




81)




82)




83)




84)


85)
      Image of           w.r.t          is
86)

      The line and plane are parallel
87)
      AB = 3, AC = 13,
88)


89)

                                             10
90)




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