The terminal velocity of a steel ball of 4 mm in diameter falling through a glycerin of viscosity 3.3 poise, given relative density of steel is 8, relative density of glycerin is 1.3 is
A
1.47 cm s-1
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B
1.77 cm s-1
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C
13.23 cm s-1
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D
17.47 cm s-1
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