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A sphere of mass M and radius R is falli...

A sphere of mass `M` and radius `R` is falling in a viscous fluid. The terminal velocity attained by the falling object will be alphaortional to :

A

`R^(2)`

B

`R`

C

`1//R`

D

`1//R^(2)`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • When a sphere falling in a viscous fluid attains a terminal velocity, then

    A
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    B
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    D
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    goes on decreasing
    C
    remains constnat
    D
    first increases and then becomes constant

  • Rain drops fall with terminal velocity due to

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    B
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    D
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