WBJEE · Physics · Mechanical Properties of Fluids
Two soap bubbles of radii \(\mathrm{x}\) and \(\mathrm{y}\) coalesee to constitute a bubble of radius \(\mathrm{z}\). Then \(\mathrm{z}\) is requal to
- A \(\sqrt{x^2+y^2}\)
- B \(\sqrt{x+y}\)
- C \(x+y\)
- D \(\frac{x+y}{2}\)
Answer & Solution
Correct Answer
(A) \(\sqrt{x^2+y^2}\)
Step-by-step Solution
Detailed explanation
Hints: \(\mathrm{n}=\mathrm{n}_1+\mathrm{n}_2\) \(\mathrm{pv}=\mathrm{p}_1 \mathrm{v}_1+\mathrm{p}_2 \mathrm{v}_2\)…
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