SSC JE Mechanical Engineering 2011
For the following questions answer them individually
SSC JE Mechanical Engineering 2011 - Question 121
According to Kelvin Planck statement, a perpetual motion machine
SSC JE Mechanical Engineering 2011 - 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
SSC JE Mechanical Engineering 2011 - Question 123
For polytropic process $$pv^{n} = c$$ for a perfect gas, change in entropy is given by the expression
SSC JE Mechanical Engineering 2011 - Question 124
In a four-stroke cycle I.C. engine, the minimum temperature inside the engine cylinder occurs at the
SSC JE Mechanical Engineering 2011 - Question 125
For testing of I.C. engine, dynamometer is used to find the
SSC JE Mechanical Engineering 2011 - Question 126
The boiler accessory installed to recover heat from exhaust flue gas for feed water heating is called
SSC JE Mechanical Engineering 2011 - Question 127
Efficiency of diesel engine can be increased by
SSC JE Mechanical Engineering 2011 - Question 128
In a four-stroke cycle of an I.C. engine, the operations are, in sequence
SSC JE Mechanical Engineering 2011 - Question 130
In an impulse reaction turbine, the pressure drops
