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

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

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Steam Boilers, Engines, Nozzles and Turbines
The main object of a boiler trial is

To determine the generating capacity of the boiler
To determine the thermal efficiency of the boiler when working at a definite pressure
To prepare heat balance sheet for the boiler
All of these

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