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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Surface energy and surface tension )
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- Soap helps in cleaning clothes, because
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- If a wax coated capillary tube is dipped in water, then water in it wi...
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- When two capillary tubes of different diameters are dipped vertically,...
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- The work done in blowing a soap bubble of radius 0.02 cm is ,
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- If work W is done in blowing a bubble of radius R from a soap solution...
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- The ratio of the work done in blowing the soap bubbles of radii in the...
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- The work done in blowing a soap bubble of radius 5 cm is
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- The ration of the work done in blowing the soap bubbles of diameter i...
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- A mercury drop of radius 1 cm is broken into 10^6 droplets of equal si...
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- Surface tension of a soap solution is 1.9xx10^(-2) N//m. Work done in ...
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- n number of water droplets, each of radius r, coalese, to form a singl...
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- A soap bubble of radius 1//sqrtpi "cm" is expanded to radius 2//sqrtpi...
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- A spherical liquid drop of radius R is divided into eight equal drople...
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- The surface tension of a liquid is 5 Newton per metre. If a film is he...
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- The radius of a soap bubble is r. the surface tension of soap solution...
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- A drop of liquid of diameter 2.8 mm breaks up into 125 identical drops...
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- The surface energy of a liquid drop is E. It is sprayed into 1000 equa...
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- 8000 identical water drops are combined to form a big drop then the ra...
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- The surface energy of liquid film on a ring of area 0.15 m^(2) is (sur...
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