A tube is attached to a closed vessel containing water as shown. Find the speed of water emerging from the small hole. Image
Options

Question

A tube is attached to a closed vessel containing water as shown. Find the speed of water emerging from the small hole. Image

G1 Physics · Accepted Answer

Step 1: Use the pressure head indicated by the attached tube in the figure to relate the trapped-air pressure to the water column. Step 2: Applying Bernoulli between the water surface and the small outlet gives v = 2 m s⁻¹. Correct answer: B.