A narrow tube of radius R and length L is connected in series with another tube of radius R/2 and length L/4. If the pressure across the two tubes taken together is the pressure across the two tubes separately are (Assume steady and stream line flow)

A narrow tube of radius R and length L is connected in series with ano

1.	A narrow tube of radius R and length L is connected in series with another tube of radius R/2 and length L/4. If the pressure across the two tubes taken together is the pressure across the two tubes separately are (Assume steady and stream line flow)
Answer» <P>`(4)/(5) P and (P)/(5)` `(P)/(3) and (2)/(3)P` `(P)/(4) and (3)/(4)P` `(P)/(2) and (P)/(2)` ANSWER :A