Sudarshan posted an Question
April 10, 2020 • 20:00 pm 30 points
  • IIT JAM
  • Physics (PH)

An air bubble of diameter 2 mm rises steadily through a solution of density 1750 kg/m at the rate of 0.35 cm/sec. what is the viscosity of the solution? (a) 1 p

An air bubble of diameter 2 mm rises steadily through a solution of density 1750 kg/m at the rate of 0.35 cm/sec. What is the viscosity of the solution? (A) 1 Poise (B) 11 Poise (C) 110 Poise (D) 50 Poise

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    Ruby negi best-answer

    in this question, density of air bubble is not given.. u can use the formula  Viscosity = (2 x ( density of air bubble – liquid density) x g x r^2) ÷ (9 x v), where g = acceleration due to gravity = 9.8 m/s^2, r = radius of bubble, and v = velocity.. and Poise is a cgs unit..

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