Correct answer
A. 250-400
Explanation
The correct answer is 250-400.
The necessary and sufficient condition for equilibrium between two phases is________?
Nickel is a ________ material?
Oxyacetylene reducing flame is used while carrying out welding on________?
Rankine cycle comprises of two isothermal and two ________ processes?
If fuel and air are mixed ahead of the burner, it is called a/an ________ burner?
For the same heat transfer area and the terminal conditions, the ratio of the capacities of a single effect evaporator to a triple effect evaporator is________?