Which of the following unit operations makes use of Thiele-Geddes equation?

Calorific value of coke even gas produced by low temperature carbonisation of coal is about ________ Kcal/Nm3?

With increase in annealing temperature, the following defect density decreases?

Steam trap is used to________?

One ton of refrigeration capacity is equivalent to the heat removal rate of________?

Gas based fertilizer plants use________?