Aconverging-diverging nozzle exits smoothly to sea-level standard atmosphere. it is supplied by a 65-m3 tank initially at 500 kpa and 100°c. assuming isentropic flowin the nozzle, estimate (a) the throat area and (b) the tank pressure after 10 s of operation. the exit area is 10 cm².

Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.

Apiston-cylinder device contains 0.1 m3 of liquid water and 0.9 m3 of water vapor in equilibrium at 800 kpa. heat is transferred at constant pressure until the temperature of water reaches 350 °c. determine (a) the quality of water at the initial state (b) the work associated with this process, (c) the heat associated with this process.

How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?