Steam Boilers, Engines, Nozzles and Turbines
A regenerative steam cycle renders

Decreased work output per unit mass of steam as well as increased thermal efficiency
Increased work output per unit mass of steam
Increased thermal efficiency
Decreased work output per unit mass of steam

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
The difference between Cornish boiler and Lancashire boiler is that

Former is water tube type and latter is fire tube type
Former contains one fire tube and latter contains two fire tubes
Former is fire tube type and latter is water tube type boiler
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP