When water from a hose flows steadily and frictionlessly through a nozzle, its total energy
A. remains unchanged, but its pressure drops and its speed increases. [77.2% picked]
B. remains unchanged, but both its pressure and speed increase. [16.5% picked]
C. decreases, but its pressure and speed both increase. [2.2% picked]
D. increases as its speed increases. [4.0% picked]
Answer:A
When water from a hose flows steadily and frictionlessly through a nozzle, its total energy
A. remains unchanged, but its pressure drops and its speed increases. [77.2% picked] B. remains unchanged, but both its pressure and speed increase. [16.5% picked] C. decreases, but its pressure and speed both increase. [2.2% picked] D. increases as its speed increases. [4.0% picked]