Steam Boilers, Engines, Nozzles and Turbines
The theoretical indicator diagram of a simple steam engine is based upon the assumption that

Steam is admitted at boiler pressure and exhausted at condenser pressure
All of these
There is no pressure drop due to condensation
The expansion (or compression) of the steam is hyperbolic

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
Locomotive boiler is a

Single tube, horizontal, internally fired and stationary boiler
Multi-tubular, horizontal, internally fired and mobile boiler
Multi-tubular, horizontal, externally fired and stationary boiler
Single tube, vertical, externally fired and stationary boiler

ANSWER DOWNLOAD EXAMIANS APP