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There is a howizontal film of soap solut...

There is a howizontal film of soap solution. On it a thread is placed in the form of a loop. The film is pierced inside the loop and the thread becomes a circular loop of radius `R`. If the surface tension of the loop be `T`, then what will be the tension in the thread?

A

`pi R^(2) //T`

B

`pi R^(2) T`

C

`2piRT`

D

`2RT`

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MOTION-SURFACE TENSION & VISCOSITY -Exercise - 1 Objective Problems | JEE Main
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  2. A container, whose bottom has round holes with diamter 0.1mm is filled...

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  3. A film of water is formed between two straight parallel wires each 10 ...

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  7. If two soap bubbles of different radii are connected by a tube

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  9. Two soap bubbles of radii a and b coalesce to form a single bubble of ...

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