JEE Main & Advanced Physics Fluid Mechanics, Surface Tension & Viscosity / द्रव यांत्रिकी, भूतल तनाव और चिपचिपापन Question Bank

done Graphical Questions Total Questions - 5

• question_answer1)
  A lead shot of 1mm diameter falls through a long column of glycerine. The variation of its velocity v. with distance covered is represented by                                        [AIIMS 2003]
  A)
                           done clear
  B)
             done clear
  C)
                                   done clear
  D)
                            done clear
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• question_answer2)
  A small spherical solid ball is dropped from a great height in a viscous liquid. Its journey in the liquid is best described in the diagram given below by the                         [CPMT 1988]
  A)
              Curve A done clear
  B)
              Curve B done clear
  C)
              Curve C done clear
  D)
              Curve D done clear
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• question_answer3)
  The diagram shows a cup of tea seen from above. The tea has been stirred and is now rotating without turbulence. A graph showing the speed v with which the liquid is crossing points at a distance X from O along a radius XO would look like
  A)
                          done clear
  B)
                          done clear
  C)
                                  done clear
  D)
    done clear
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• question_answer4)
  Water flows through a frictionless duct with a cross-section varying as shown in fig. Pressure p at points along the axis is represented by
  A)
                                     done clear
  B)
                             done clear
  C)
                             done clear
  D)
                            done clear
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• question_answer5)
  From amongst the following curves, which one shows the variation of the velocity v with time t for a small sized spherical body falling vertically in a long column of a viscous liquid                             [CPMT 1990]
  A)
                                  done clear
  B)
                         done clear
  C)
                                  done clear
  D)
                          done clear
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