A constriction in a pipe reduces its diameter from 4.0 cm to 2.0 cm.Where the pipe is narrow the water speed is 8.0 m/s.Where it is wide the water speed is:
A)2.0 m/s
B)4.0 m/s
C)8.0 m/s
D)16 m/s
E)32 m/s

Question

Quizplus · Accepted Answer

According to the equation of continuity, the product of the cross-sectional area and the velocity of a fluid is constant. Therefore, the velocity of the water in the wide part of the pipe is 2.0 m/s.

A Constriction in a Pipe Reduces Its Diameter from 4