30.

31.

32.

33.

34.

Which of the following statements is/are correct about Stirling boiler?

(i) It is a water tube boiler

(ii) It is a bent tube boiler with steam drums and water drum.

(iii) It is a water tube boiler with straight tubes.

(iv) It is popular for large central power stations.

(A) Only (i & iii)

(B) Only (i & ii)

(C) Only (i, ii & iv) (D) All of the above

Match the following statements in Column 1 to that in Column 2

Column 1

(a) Horizontal straight tube boiler
(b) Vertical multi-tubular boiler
(c) Bent tube boiler

(d) Single tube boiler

(A) a-ii, 0-1, പി, d-iv

(©) a-iv, 0-1, c-iv, பெர்‌

Column 2

(i) Cochran

(ii) Stirling

(iii) Babcock and Wilcox
(iv) Simple vertical boiler
(8) 8-1, 0-1, c-iv, d-iii

(0) 8-1, 0-1, ೦-1, d-iv

Which of the following combinations represents boiler mountings?

(A) Fusible plug and Economizer

(B) Blow off cock and super heater
(C) Safety valves and feed pumps

(D) Pressure gauges and water level gauges

Which of the following is not a horizontal boiler?

(A) Lancashire
(C) Babcock and Wilcox

(B) Locomotive
(D) Cochran

Match the following statements in Column 1 to that in Column 2:

Column 1

(a) High Pressure boiler

(b) Forced circulation boiler
(c) Low pressure boiler

(d) Portable boiler

(A) a-iv, b-ii, പി, d-i

(©) 8-1, b-iv, പി, d-i

Column 2

(i) Locomotive

(ii) Benson

(iii) Lancashire

(iv) Babcock and Wilcox
(8) 8-1, 0-11, പി, d-iv

(0) 8-1, 0-11, c-iv, d-i

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