An ideal fluid flows through a pipe of circular cross-section made of two sections with diameters 2.5 cm and 3.75 cm. The ratio of the velocities in the two pipes is (a) 9 : 4 (b) 3 : 2 (c) √3: √2 (d) √2: √3
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According to question
(A): 9:4 is your answer
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