The critical pressure at which the latent heat of vaporization of steam becomes zero is _____________ Kg/cm2 ?

Related Mcqs:

A reduction in thermal resistance during heat transfer does not occur in the___________________?

A. Convection heat transfer by stirring the fluid and cleaning the heating surface B. Conduction heat transfer by reduction in the material thickness and increase in the thermal conductivity C. Radiation heat transfer by increasing the temperature and reducing the emissivity D. None of these...

The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron ?

A. 159 B. 1837 C. 2537 D. 10000...

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are ?

A. Cobalt, chromium & tungsten B. Cobalt, chromium & nickel C. Molybdenum, tungsten & chromium D. Cobalt, zirconium & molybdenum...

Lead is poured into the joint between two _______________ pipes ?

A. Mild steel B. Concrete C. Cast iron D. Asbestos cement...

The mechanism which changes the value of manipulated variable in response to the output signal from the control unit is called the___________________?

A. Final control element B. On-off control C. Floating control action D. None of these...