What is the heat energy required to change a substance from one state to another, known as?

A. calorific value
B. thermal coefficient
C. latent heat
D. kinetic energy


Answer: C

Trades & Technology

You might also like to view...

Who entered the first diesel powered automobile in the Indy 500?

A. Ricardo B. Ford C. Edison D. Cummins

Trades & Technology

What is the objective in adding the series winding to the compound generator?

What will be an ideal response?

Trades & Technology

Three alternatives identified as X, Y, and Z were evaluated by the B/C method. The analyst calcu­lated project B/C values of 0.92, 1.34, and 1.29. The alternatives are listed in the order of increas­ing equivalent total costs. The analyst is not sure whether an incremental analysis is needed.

(a) What do you think? If no incremental analy­sis is needed, why not; if so, which alterna­tives must be compared incrementally? (b) For what type of projects is incremental analysis never necessary? If X, Y, and Z are all this type of project, which alternatives should be selected based on the calculated B/C values?

Trades & Technology

Compared to open loop tuning, closed loop tuning disturbs the process _____

A) much less B) only once C) significantly more D) very briefly

Trades & Technology