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Mechanical Prop...

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  • Question 1
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    Pressure on an object increases from 1.01 × 105 Pa to 1.165 × 105 Pa He volume decrease by 10% at constant temperature. Bulk modulus of material is........

  • Question 2
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    Cross–sectional area of wire of length L is A. Young's modulus of material is Y. If this wire acts as a spring what is the value of force constant ?

  • Question 3
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    Writing on black board with a pieace of chalk is possible by the property of

  • Question 4
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    When there is no external force, the shape of liquid drop is determined by

  • Question 5
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    Soap helps in cleaning because

  • Question 6
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    A square frame of side L is dipped in a liquid on taking out a membrane is formed if the surface tension of the liquid is T, the force acting on the frame will be.

  • Question 7
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    Surface tension of a liquid is found to be infuenced by

  • Question 8
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    The surface tension of a liquid is 5 N/m. If a thin film of the area 0.02 m2 is formed on a loop, then its surface energy will be

  • Question 9
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    A big drop of radius R is formed by 1000 small droplets of coater then the radius of small drop is

  • Question 10
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    If a coater drop is kept between two glasses plates then its shape is

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