If an incompressible fluid enters a pipe with a velocity of 4 cm/s and – McqOptions

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1.	If an incompressible fluid enters a pipe with a velocity of 4 cm/s and moves out with a velocity of 2 cm/s, calculate the cross sectional area of the inlet if the diameter of the pipe at the outlet is 7 cm.
A.	154 sq.cm.
B.	20 sq.cm.
C.	14 sq.cm.
D.	7 sq.cm.
Answer» C. 14 sq.cm.

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