SSC JE Mechanical Engineering 2011
Instructions
For the following questions answer them individually
Question 122
A certain engine at full load delivers 80 kW. It requires 20 kW to rotate it without load. The mechanical efficiency at full load condition will be
Question 123
For polytropic process $$pv^{n} = c$$ for a perfect gas, change in entropy is given by the expression
Question 124
In a four-stroke cycle I.C. engine, the minimum temperature inside the engine cylinder occurs at the
Question 126
The boiler accessory installed to recover heat from exhaust flue gas for feed water heating is called
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