Pipes carrying steam are generally made up of_____________?

Related Mcqs:

1. The isentropic expansion of steam through nozzle for the steam initially superheated at inlet is approximated by equation__________?

   A. pvls=C B. pv1126 = C C. pv1A = C D. pv = C...

2. The ratio of exit pressure to inlet pressure for maximum mass flow rate per unit area of steam through a nozzle when steam is initially dry saturated is___________?

   A. 0.6 B. 0.578 C. 0.555 D. 0.5457...

3. The ratio of exit pressure to inlet pressure of maximum mass flow rate per area of steam through a nozzle when steam is initially superheated is__________?

   A. 0.555 B. 0.578 C. 0.5457 D. 0.6...

4. The isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation?

   A. pv = C B. pv1A = C C. pv1i = C D. pv...

5. Steam turbines commonly used in steam power station are__________?

   A. condensing type B. non-condensing type C. none of the above...

6. Steam pressure in a steam power station, which is usually kept now-a-days is of the order of____________?

   A. 20 kgf/cm2 B. 50 kgf/cm2 C. 100 kgf/cm2 D. 150 kgf/cm2...

7. Load carrying capacity of belt conveyor is about___________?

   A. 20 to 40 tonnes/hr B. 50 to 100 tonnes/hr C. 100 to 150 tonnes/hr D. 150 to 200 tonnes/hr...

8. Mercury is a choice with steam in binary vapour cycle because it has____________?

   A. higher critical temperature and pressure B. higher saturation temperature than other fluids C. relatively low vapourisation pressure D. all above...

9. In case of impulse steam turbine_____________?

   A. there is enthalpy drop in fixed and moving blades B. there is enthalpy drop only in moving blades C. there is enthalpy drop in nozzles D. none of the above...

10. Reheat factor is the ratio of_____________?

    A. isentropic heat drop to useful heat drop B. adiabatic heat drop to isentropic heat drop C. cumulative actual enthalpy drop for the stages to total is isentropic enthalpy heat drop...