Boiler Day 6

What are the type of stays available for flat end plates?

With equal structural length the surface area of corrugated flue is ___ that of a plain tube. a) greater than b) lesser than

What do you understand by strength to weight ratio?

Among the flat and hemispherical end plates, which require the internal stays?

Corrugated bulkhead provides ____ strength and flexibility than plain surfaces. a) higher or b)less

What is the difference between economiser and exhaust gas boiler?