Steam Boilers, Engines, Nozzles and Turbines
In cross compounding, the cylinders are arranged

Side by side and each cylinder has separate piston, connecting rod and crank
At 90° and each cylinder has separate piston, connecting rod and crank
Side by side and each cylinder has common piston, connecting rod and crank
At 90° and each cylinder has common piston, connecting rod and crank

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Steam Boilers, Engines, Nozzles and Turbines
Pick up the correct statement as regards Cornish boiler and Lancashire boiler

Lancashire has two fire tubes and Cornish has one
Cornish is water tube and Lancashire is fire tube
Cornish is fire tube and Lancashire is water tube
Cornish has two fire tubes and Lancashire has one

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Steam Boilers, Engines, Nozzles and Turbines
The function of a piston rod is

To guide motion of the piston rod and to prevent it from bending
To exhaust steam from the cylinder at proper moment
To convert heat energy of the steam into mechanical work
To transfer motion from the piston to the cross head

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