You are cleaning a wall by spraying water at it from a hose. At the center of the stream of water, right where it hits the wall, the water is coming to a complete stop. If you were to measure the water pressure at that point, you would find that it is
A. higher than atmospheric pressure.
B. lower than atmospheric pressure, but more than zero.
C. equal to atmospheric pressure.
D. exactly zero.
Answer:A
You are cleaning a wall by spraying water at it from a hose. At the center of the stream of water, right where it hits the wall, the water is coming to a complete stop. If you were to measure the water pressure at that point, you would find that it is
A. higher than atmospheric pressure. B. lower than atmospheric pressure, but more than zero. C. equal to atmospheric pressure. D. exactly zero.