AP Physics 2mediummcq1 pt
Water enters a hose at 1.5 m/s through a 3.0 cm² opening and exits a 0.50 cm² nozzle. The exit speed is
A.9.0 m/s
B.0.25 m/s
C.1.5 m/s
D.4.5 m/s
Explanation
Core Concept
v₂ = v₁A₁/A₂ = (1.5)(3.0/0.50) = 9.0 m/s.
Correct Answer
A9.0 m/s
More Unit 1: Fluids practice questions
- mediumA hot air balloon rises because
- mediumA 1.0 m³ block floats half-submerged in water (ρ = 1000 kg/m³). The buoyant force is about (g = 10 m/s²)
- mediumTwo fluids of equal volume but different densities fill two identical containers. The pressure at the bottom is greater in
- mediumAn object's apparent weight in a fluid is
- easyA barometer measures atmospheric pressure by balancing it against
Practice more AP Physics 2 questions with full explanations
Practice Unit 1: Fluids Questions →