STEAM ENGINEERING

Locomotive boiler ✘ Cornish boiler ✘ Cochran boiler ✘ Babcock and Wilcox boiler ✔

Locomotive boiler ✘ Cornish boiler ✘ Cochran boiler ✘ Babcock and Wilcox boiler ✔

Zero ✘ One ✘ Two ✘ Four ✔

Stationary fire tube-type ✘ Horizontal type ✘ Natural circulation type ✘ All of the above ✔

Horizontal multitubular water tube boiler ✘ Water wall enclosed furnace type ✘ Vertical tubular fire tube type ✘ Horizontal multitubular fire tube boiler ✔

Flue gases pass through tubes and water around it ✘ Water passes through the tubes and flue gases around it ✘ Work is done during adiabatic expansion ✘ Change is enthalpy ✔

Flue gases pass through tubes and water around it ✘ Water passes through the tubes and flue gases around it ✘ Work is done during adiabatic expansion ✘ Change is enthalpy ✔

One-half ✘ One-thired ✘ Two-fifth ✘ Three-fifth ✔

2-4 m ✘ 3-5 m ✘ 5-7.5 m ✘ 7-9 m ✔

Horizontal fire tube boiler ✘ Horizontal water tube boiler ✘ Vertical water tube type ✘ Vertical fire tube type ✔