Two large vessels containing gaseous mixture of A and B at different concentrati

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Two large vessels containing gaseous mixture of A and B at different concentrations but at the same total pressure are connected by a tapered tube of length 15cm and end diameters 1cm and 4 cm. what should be the diameter of a cylindrical tube of the same length that allows the same rate of transport of A?

Options:

A . 2.5 cm

B . 2 cm

C . 3cm

D . 3.5 cm

Answer: Option B
Answer: (b).2 cm

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