Steam Boilers, Engines, Nozzles and Turbines
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.

None of the listed here
More than
Less than
Equal to

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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 convert heat energy of the steam into mechanical work
To transfer motion from the piston to the cross head
To exhaust steam from the cylinder at proper moment

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