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12th Standard English Medium Physics Subject Recent Developments in Physics Book Back 1 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Physics

Time : 00:30:00 Hrs
Total Marks : 5

    Part I

    5 x 1 = 5
  1. The particle size of ZnO material is 30 nm. Based on the dimension it is classified as _____.

    (a)

    Bulk material

    (b)

    Nanomaterial

    (c)

    Soft material

    (d)

    Magnetic material

  2. The blue print for making ultra durable synthetic material is mimicked from _____.

    (a)

    Lotus leaf

    (b)

    Morpho butterfly

    (c)

    Parrot fish

    (d)

    Peacock feather

  3. “Sky wax” is an application of nano product in the field of _____.

    (a)

    Medicine

    (b)

    Textile

    (c)

    Sports

    (d)

    Automotive industry

  4. The alloys used for muscle wires in Robots are _____.

    (a)

    Shape memory alloys

    (b)

    Gold copper alloys

    (c)

    Gold silver alloys

    (d)

    Two dimensional alloys

  5. The particle which gives mass to protons and neutrons are _____.

    (a)

    Higgs particle

    (b)

    Einstein particle

    (c)

    Nanoparticle

    (d)

    Bulk particle

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