Two capillary of length L and 2L and of radius R and 2R are connected in series. The net rate of flow of fluid through them will be (given rate of the flow through single capillary, 
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Text Solution
Verified by ExpertsThe correct answer is:
A
Fluid resistance is given by 
When two capillary tubes of same size are joined in parallel, then equivalent fluid resistance is
Equivalent resistance becomes 
times so rate of flow will be 
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