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A soap film is on a rectangular wire rin...

A soap film is on a rectangular wire ring of size 2 cm `times` 3 cm. If the size of the film is changed to 3 cm `times` 3 cm, calculate the work done in this process. (The surface tension of soap solution is `3.0 times 10^(-2)Nm^(-1))`.

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AI Generated Solution

To calculate the work done in changing the area of a soap film on a wire ring, we can follow these steps: ### Step 1: Calculate the initial area of the soap film The initial dimensions of the soap film are given as 2 cm x 3 cm. \[ A_1 = 2 \, \text{cm} \times 3 \, \text{cm} = 6 \, \text{cm}^2 \] ...
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