1. Water enters one end of a perforated pipe 0.2 m in diameter with a velocity of 6 m/s. The discharge through the pipe wall is approximated by a linear profile. If the flow is steady, find the discharge velocity.
![1323_bf6ae4d6-d5b0-4664-bc55-d72c5a663044.png](https://secure.tutorsglobe.com/CMSImages/1323_bf6ae4d6-d5b0-4664-bc55-d72c5a663044.png)
2. The velocities in a circular duct of 20-in. diameter were measured as follows:
![993_cc899850-e6f5-46b6-a516-ffa5a6057658.png](https://secure.tutorsglobe.com/CMSImages/993_cc899850-e6f5-46b6-a516-ffa5a6057658.png)
Find
(a) the average velocity;
(b) the flow rate in cubic feet per second.