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Surface Tension

Two soap bubb...

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Two soap bubble coalesce to form one bubble . If decrease in volume and surface area are V and S respectively . Atmospheric pressure is P0 and surface tension is T, then correct relation is 3P0V+TS=0 P0V+TS=0 3P0V+4TS=0 None of these

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Q. Two soap bubbles coalesce to form a single bubble. If

V

is the subsequent change in volume of contained air and

S

the change in total surface area,

T

is the surface tension and

P

atmospheric pressure, which of the following relation is correct?

Q. Two soaps bubbles (surface tension

T

) coalesce to form a big bubble under isothermal condition. If in this process the change in volume be

V

and the surface area be

S

, then the correct relation is (

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Q. Two soap bubbles combine to form a single bubble. In this process, the change in volume and surface area are

V

A

respectively. If

P

is the atmospheric pressure, and

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is the surface tension of the soap solution, then which of the following relation is true?

Q. Two spherical soap bubble coalesce. If

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S

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3 P V + 4 S T = 0

T

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P

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Q. Two spherical soap bubbles collapses. If

V

is the consequent change in volume of the contained air and

S

is the change in the total surface area and

T

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P_{0}, V, S

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λ P_{0} V + 4 S T = 0

λ

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is atmospheric pressure): Assume temperature of the air remain same in all the bubbles.

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