Steam Boilers, Engines, Nozzles and Turbines
Pick up the wrong statement about water tube boiler in comparison to fire tube boilers

Chances of explosion are less in former case
Rate of steam flow is more in former case
Former is used for high installed capacity
Former occupies less space for same power

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Steam Boilers, Engines, Nozzles and Turbines
The nozzle efficiency is the ratio of

Workdone on the blades to the energy supplied to the blades
Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam
None of these
Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam

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