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y2o2

  • 4 years ago

Speed of falling of a ball in a viscous liquid is ............... that of a ball of smaller volume. a) greater than b) less than c) equal to Note: the two balls have the same mass.

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  1. asnaseer
    • 4 years ago
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    think about the viscous liquid - it will engulf the ball and try to slow it down. for a given mass, the more surface area it can engulf, the better it will be at slowing it down because it can "grab" more of the ball.

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