# A liquid flows through two capillary tubes A and B connected in series. The length and radius of B are twice that of A. The ratio of pressure difference across A and across B is :

$\begin {array} {1 1} (1)\;4 & \quad (2)\;2 \\ (3)\;1 & \quad (4)\;8 \end {array}$

## 1 Answer

(4) 8
answered Nov 7, 2013 by

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