The diameter of fire tube of Cornish boiler compared to its shell is__________________?

Related Mcqs:

1. For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has ____________________?

   A. more heating surface
   B. less heating surface
   C. equal heating surface
   D. heating surface depends on other parameters
   E. none of the above

2. Steam in water tube boiler as compared to fire tube boiler_________________?

   A. can be raised rapidly
   B. is raisd at slower rate
   C. is raised at same rate
   D. could be raised at fast/slow rate depending on design
   E. none of the above is true

3. Pick up the correct statement as regards Cornish boiler and Lancashire boiler _______________?

   A. cornish is fire tube and lancashire is water tube
   B. cornish is water tube and lancashire is fire tube
   C. cornish has two fire tubes and lancashire has one
   D. lancashire has two fire tubes and cornish has one
   E. both have two fire tubes

4. The difference between cornish boiler and lancashire boiler is that_________________?

   A. former is fire tube type and latter is water tube type boiler
   B. former is water tube type and latter is fire tube type
   C. former contains one fire tube and latter contains two fire tubes
   E. none/of the above

5. Pick up the wrong statement about water tube boiler in comparison to fire tube boilers ______________________?

   A. former generates steam at high pressure
   B. former occupies less space for same power
   C. rate of steam flow is more in former case
   D. former is used for high installed capacity
   E. chances of explosion are less in former case

6. The diameter of internal flue tubes in a Lancashire boiler compared to its shell is_________________?

   A. one-half
   B. one-third
   C. one-fourth
   D. one-fifth
   E. two-fifth

7. The lenght of Cornish boiler is of the order of _________________?

   A. 2-4 m
   B. 3-5 m
   C. 5-7.5 m
   D. 7-9 m
   E. 9-11 m

8. The diameter of fire tubes in Cochran boiler is of the order of___________________?

   A. 2 cm
   B. 6 Cm ,
   C. 8 cm
   D. 12 cm
   E. 15 cm

9. The diameter of cylindrical shell of the Lancashire boiler is of the order of__________________?

   A. 1 tp 1.25m
   B. 1 to 1.75 m
   C. 2 to 4 m
   D. 1.75 to 2.75 m
   E. 2.25 to 4.5 m

10. The shell diameter and length of locomotive boiler are_______________?

    A. 1.5 m, 4 m
    B. 1.5 m, 6 m
    C. 1 m, 4 m
    D. 2 m, 4 m
    E. 1.5 m, 8 m