Question

A small soap bubble of radius 4cm is trapped inside another bubble of radius 6cm without any contact. Let P2 be the pressure inside the inner bubble and P0, the pressure outside the outer bubble. Radius of another bubble with pressure difference P2–P0 between its inside and outside would be

Answer 1

Hey!!!!

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Every arrow shaft has a degree of stiffness called spine, which is its resistance to bending. ... If your arrows are too lightly or heavily spined for your bow, the "archer's paradox" movements will be extreme, resulting in poor arrow flight and loss of accuracy. (It's better to err on the stiff—too heavily spined—side.)

Answer 2

Every arrow shaft has a degree of stiffness called spine, which is its resistance to bending. ... If your arrows are too lightly or heavily spined for your bow, the "archer's paradox" movements will be extreme, resulting in poor arrow flight and loss of accuracy. (it's better to err on the stiff-too heavily spined-side.)