Water pressurized to 4 * 105 Pa is flowing at 5.0 m/s in a pipe which contracts to 1/3 of its former area. What are the pressure and speed of the water after the contraction? (density of water = 1 * 103 kg/m3)
A) 2 * 105 Pa, 15 m/s
B) 3 * 105 Pa, 10 m/s
C) 3 *105 Pa, 15 m/s
D) 4 * 105 Pa, 1.5 m/s
Correct Answer:
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