A plumbing branch is composed of 68' of 1" diameter Type L copper pipe, three 90-degree elbows (wrought), and a gate valve. The elevation increase is 12'. Determine the total pressure drop across the plumbing branch if it is carrying water at 45gpm. Answer in psi.

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost

Asatellite with an orbital period of exactly 24.0 h is always positioned over the same spot on earth. this is known as a geosynchronous orbit. television,communication, and weather satellites use geosynchronous orbits. at what distance would a satellite have to orbit earth in order to have a geosynchronous orbit?

Which of hubble’s discovery support the big bang theory