Question 13

A sphere of radius 1 cm is dropped into a cylinder containing a liquid of density 1.20*10³ kg/m³ and viscosity coefficient 10.0 Pa*s. The sphere reaches a terminal velocity of 0.150 m/s. The mass of the sphere is

• A.    100. g
• B.    10.0 g
• C.    29.0 g
• D.    30.0 g
• E.    34.0 g
• F.    8.1 g
• G.    None of the above

Formula Sheet

Question 12

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