The maximum length of a screw conveyer is about___________?

Related Mcqs:

1. Belt conveyer can be used to transport coal at inclinations upto____________?

   A. 30° B. 60° C. 80° D. 90°...

2. 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...

3. The maximum percentage gain in Regenerative feed heating cycle thermal efficiency____________?

   A. increases with number of feed heaters increasing B. decreases with number of feed heaters increasing C. remains same unaffected by number of feed heaters D. none of the above...

4. 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...

5. 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...

6. Rankine efficiency of a steam power plant____________?

   A. improves in summer as compared to that in winter B. improves in winter as compared to that in summer C. is unaffected by climatic conditions D. none of the above...

7. The modern steam turbines are___________?

   A. impulse turbines B. reaction turbines C. impulse-reaction turbines D. none of the above...

8. 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...

9. The capacity of large turbo-generators varies from___________?

   A. 20 to 100 MW B. 50 to 300 MW C. 70 to 400 MW D. 100 to 650 MW...

10. Which of the following generating station has minimum running cost?

    A. Nuclear B. Hydro C. Thermal D. Diesel...