11. Reheat factor in steam turbines depends on A. exit pressure only B. stage efficiency only C. initial pressures and temperature only D. all of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
12. Incase of reaction steam turbine A. there is enthalpy drop both in fixed and moving blades B. there is enthalpy drop only in fixed blades C. there is enthalpy drop only in moving blades D. none of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
13. Primary air is that air which is used to A. reduce the flame length B. increase the flame length C. transport and dry the coal D. provide air around burners for getting optimum combustion Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
14. Steam turbines commonly used in steam power station are A. condensing type B. non-condensing type C. both (A) and (B) D. none of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
15. India's first nuclear power plant was installed at A. Tarapore B. kota C. Kalpakkam D. none of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
16. Belt conveyer can be used to transport coal at inclinations upto A. 30° B. 60° C. 80° D. 90° Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
17. A steam power station requires space A. equal to diesel power station B. more than diesel power station C. less than diesel power station D. none of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
18. Artificial draught is produced by A. induced fan B. forced fan C. induced and forced fan D. all of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
19. In a shell and tube surface condenser A. steam and cooling water mix to give the condensate B. cooling water passes through the tubes and steam surrounds them C. steam passes through the cooling tubes and cooling water surrounds them D. all of the above varying with situation Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
20. Economisers improve boiler efficiency by A. 1 to 5% B. 4 to 10% C. 10 to 12% D. 8 to 12% Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board