PROPERTIES%20OF%20LIQUIDS%20AND%20SOLIDS

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PROPERTIES%20OF%20LIQUIDS%20AND%20SOLIDS - Topic Wise Multiple Choice Questions (MCQ)

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1 )

Writing on black board with a piece of chalk is possible by the property of

Adhesive force
Frictional Force
Surface force
Viscosity


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2 )

When there is no external force, the shape of liquid drop isdetermined by

Surface tension of liquid
Density of Liquid
Viscosity of Liquid
Temperature of air only


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3 )

Soap helps in cleaning because

chemicals of soap change
It increase the surface tension of the solution.
It absorbs the dirt.
It lowers the surface tension of the solution


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4 )

A beaker of radius 15 cm is filled with liquid of surface tension 0.075 N/m. Force across an imaginary diameter on the surface of liquid is

Select correct option from following options.

(A) 0.075 N        (B) 1.5 × 10–2 N

(C) 0.225 N        (D) 2.25 × 10–2 N

A
B
C
D


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5 )

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

 

2 TL
4 TL
8 TL
10 TL


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