0.007 bar

0.053 bar

0.06 bar

0.067 bar

efficiency of the boiler

efficiency of the chimney

efficiency of the fan

power of the boiler

to guide motion of the piston rod and to prevent it from bending

to transfer motion from the piston to the cross-head

to convert heat energy of the steam into mechanical work to exhaust steam from the cylinder at proper moment

none of these

Cochran boiler

Cornish boiler

Lancashire boiler

Locomotive boiler

have common piston rod

are set at 90 Degree

have separate piston rod

are set in V - arrangement