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Physics

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36. Indian Scientist who received the Nobel Prize
 
  • A. S.Ramanujam
  • B. H.J.Bhabha
  • C. Sir J.C.Bose
  • D. Sir C.V.Raman
 
37. Raman effect involves
 
  • A. scattering of light
  • B. diffraction of light
  • C. interference of light
  • D. all the above
 
 
38. Ball pen works on the principles of
 
  • A. viscosity
  • B. gravitational force
  • C. boyle’s law
  • D. capilliarity and surface tension
 
39. TV waves are otherwise known as
 
  • A. radio waves
  • B. cosmic rays
  • C. micro waves
  • D. uv rays
 
40. Filament of an electric bulb is made of
 
  • A. copper
  • B. silver
  • C. iron
  • D. tungsten