What is the maximum allowable velocity of a liquid in a 3.2-in diameter pipe to ensure laminar flow? Assume the kinematic viscosity of the liquid is 1.7 × 10 −5 ft 2 /s. A copper sphere is dropped...

What is the maximum allowable velocity of a liquid in a 3.2-in diameter pipe to ensure laminar flow? Assume the kinematic viscosity of the liquid is 1.7 × 10⁻⁵
ft²
/s.

A copper sphere is dropped from a building 273 ft tall. What will be its velocity on impact with the ground? Ignore air resistance.