Water at 45 C and 10 kPa enters an adiabatic pump and is discharged at a pressure of 8600 kPa. The pump efficiency is 75%. Calculate the work for the pump, the temperature change of the water and the entropy change. For water at 45C: V = 1010 cm3/kg, β= 485*10(-6) K-1and Cp=4.178kJ/(kgK)

Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.