Use g=32.2 */sec2 (9.81 m/s2 ) and 60°F (16°C) water unless told to do otherwise. • Google schedule-40 pipe’s thickness at different nominal size to obtain the inner diameter of the pipe for accurate determinaLon of flow velocity. • Must show your work to support your selecLon. Otherwise, no points will be given. Water flows through a schedule-40 pipe that changes gradually in diameter from 6 in (154 mm) at point A to 18 in (429 mm) at point B. The volumetric flow rate is 5.0 *3 /sec (130 L/s). The respecLve pressures at points A and B are 10 psia (70 kPa) and 7 psia (48.3 kPa). All losses are insignificant. What are the direcLon of flow and velocity at point A? (A) 3.2 */sec (1 m/s); from A to B (B) 25 */sec (7.0 m/s); from A to B (C) 3.2 */sec (1 m/s); from B to A (D) 25 */sec (7.5 m/s); from A to B
Use g=32.2 */sec2 (9.81 m/s2
) and 60°F (16°C) water unless told to do otherwise.
• Google schedule-40 pipe’s thickness at different nominal size to obtain the inner
diameter of the pipe for accurate determinaLon of flow velocity.
• Must show your work to support your selecLon. Otherwise, no points will be given.
Water flows through a schedule-40 pipe that changes gradually in diameter from 6 in (154
mm) at point A to 18 in (429 mm) at point B. The volumetric flow rate is 5.0 *3
/sec (130 L/s). The respecLve pressures at points A and B are 10 psia (70 kPa) and 7 psia (48.3 kPa). All losses
are insignificant. What are the direcLon of flow and velocity at point A?
(A) 3.2 */sec (1 m/s); from A to B
(B) 25 */sec (7.0 m/s); from A to B
(C) 3.2 */sec (1 m/s); from B to A
(D) 25 */sec (7.5 m/s); from A to B
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