Question 22

CENAT1 markNeeds review
A circular duct carrying water gradually contracts from a diameter of 30

to 15

. The figure (not drawn to scale) shows the arrangement of differential manometer attached to the duct.
Diagram for Civil Engineering question 22

When the water flows, the differential manometer shows a deflection of 8

of mercury (

). The values of specific gravity of mercury and water are 13.6 and 1.0, respectively. Consider the acceleration due to gravity,

. Assuming frictionless flow, the flow rate (in

, round off to 3 decimal places) through the duct is ________.

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2019CE

GATE CE 2019 · Paper 1

Civil Engineering · Original paper archive

Section
Civil Engineering
Question type
Numerical answer (NAT)
Marks
1 mark

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