PLEASE HELP WILL GIVE 100 POINTS AND BRAINLIEST : electric current from the power station is carried by transmission lines to a substation and then distributed at a lower voltage to a transformer near a home. the transformers output connected to the homes A:service entrance
B:step up transformer
C:branch circuit
D:residential transformer

Estimate the change in specific internal energy au and specific enthalpy h from inlet to outlet for ethylene glycol (a liquid) flowing through each of the following devices: (a) a heat exchanger where the glycol temperature increases from 20 °c to 80 °c; (b) a pump operating at about 25 °c and increasing the glycol pressure from 100 kpa to 8 mpa.