Natural water circulation, by convection in water tube boilers, with increase in pressure of boiler _________________?

Related Mcqs:

Water boils when its vapour pressure ___________________?

A. equals that of the surroundings B. equals 760 mm of mercury C. equals to atmospheric pressure D. equals the pressure of water in the container E. boiling has ^nothing to do with vapour pressure...

The diameters of fire tubes and superheaer tubes in locomotive boiler are_________________?

A. 47.5 mm, 130 mm B. 32.5 mm, 180 mm C. 65.5 mm, 210 mm D. 24.5 mm, 65 mm...

On Millier chart, the constant pressure lines_________________?

A. diverge from left to right B. diverge from right to left C. are equally spaced throughout D. first rise up and then fall E. none of the above...

Reheating of steam under ideal conditions takes place at constant __________________?

A. entropy B. enthaply C. pressure D. temperature E. all of the above...

Film boling occurs at _______________________?

A. very low pressure B. atmospheric pressures C. medium pressures D. very high pressures E. none of the above...