Lancashire ‘boiler is a__________________?

Related Mcqs:

1. 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

2. 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

3. Lancashire boiler is of____________________?

   A. stationary<fire tube-type
   B. horizontal type
   C. natural cirulation type
   D. internally fired type
   E. all of the above

4. 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

5. 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

6. The number of flue tubes in Lancashire boiler is_________________?

   A. zero
   B. one
   C. two
   D. four
   E. many

7. Cochran boiler is a__________________?

   A. horizontal fire-tube boiler
   B. horizontal water-tube boiler
   C. veritcal water-tube boiler
   D. vertical fire tube boiler
   E. forced circulating boiler

8. The size of a boiler drum in pulverised fuel fired boiler,as its size and capacity, (steam pressure and flow ratings) increase __________________?

   A. increases
   B. decreases
   C. remains unchanged
   D. increases/decreases depending on steam temperature requirements
   E. unpredictable

9. 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

10. Which type of boiler can meet rapid changes of load____________________?

    A. vertical fire tube type
    B. horizontal fire tube type
    C. horizontal water tube type
    D. vertical water tube type
    E. forced circulation type