STEAM ENGINEERING Set 1

Locomotive boiler ✘ Lancashire boiler ✘ Cornish boiler ✘ Babcock and wilcox boiler ✔

Locomotive boiler ✘ Lancashire boiler ✘ Cornish boiler ✘ Babcock and wilcox boiler ✔

Increase thermal efficiency of boiler ✘ Economise on fule ✘ Extract heat from the exhaust the gases ✘ Increase flue gas temperature ✔

Increases steam pressure ✘ Increases steam flow ✘ Decreases fuel consumption ✘ Decreases steam pressure ✔

Mean diameter and thickness ✘ Inside diameter and thickness ✘ Outside diameter and thickness ✘ Outside diameter and inside diameter ✔

Horizontal ✘ Vertical ✘ Inclined ✘ All of the above ✔

2 cm ✘ 6 cm ✘ 8 cm ✘ 15 cm ✔

Stationary fire tube boiler ✘ Internally fire tube boiler ✘ Horizontal boiler ✘ All of the above ✔

One-fourth ✘ One-third ✘ Two-fifth ✘ One-half ✔

0% ✘ 1% ✘ 1% ✘ 0% ✔