Self Studies
Self Studies
Self Studies
Self Studies

Mechanical Prop...

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  • Question 1
    4 / -1

    A pin or a needle floats on the surface of water, the reason for this is

  • Question 2
    4 / -1

    Due to which property of water, tiny particles of camphor dance on the surface of water ?

  • Question 3
    4 / -1

    If T is the surface tension of soap solution, the amount of work done in blowing a soap bubble from a diameter D to 2D is

  • Question 4
    4 / -1

    If work W is done in blowing a bubble of radius R from a soap solution, then the work done in blowing a bubble of radius 2R from the same solution is

  • Question 5
    4 / -1

    A frame made of a metallic wire enclosing a surface area A is covered with a soap film. If the area of the frame of metallic wire is reduced by 50%, the energy of the soap film will be changed by

  • Question 6
    4 / -1

    If the surface tension of a liquid is T, the gain in surface energy for an increase in liquid surface by A is

  • Question 7
    4 / -1

    A big drop of radius R is formed by 1000 small droplets of water, then the radius of small drop is

  • Question 8
    4 / -1

    A liquid does not wet the sides of a solid, if the angle of contact is

  • Question 9
    4 / -1

    The meniscus of mercury in the capillary tube is

  • Question 10
    4 / -1

    When the temperature is increased the angle of contact of a liquid

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