Will brainlist Which of the following best describes a regenerative braking system?
O a system that doubles the efficiency in a braking system
O a system that implements microscopic additions or forms into a system
O a system that transforms a vehicle's kinetic energy into potential energy stored in a fluid-powered reservoir
O a system that uses a pneumonic power system to enhance precision for drilling,

Water at the rate of 1 kg/s is forced through a tube with a 2.5 cm inner diameter. the inlet water temperature is 15°c, and the outlet water temperature is 50°c. the tube wall temperature is 14°c higher than the local water temperature all along the length of the tube. what is the length of the tube?

What is the heat treatment of metals? what is the benefit of it? why and how it's useful? answer in details, do not write by hand.

For each of the following process: a) sketch the p-v diagram, b)sketch t-s diagram, c) sketch t-v diagram, d) sketch the boundary work on one of the diagrams (a, b or c) and e) sketch the reversible heat transfer on one of the diagrams (a, b or c): 1- isobaric process from compressed liquid to superheated vapor 2- isothermal process from compressed liquid to superheated vapor 3- isentropic process from compressed liquid to superheated vapor