Heat Engines Set 7

Mechanical Engineering

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This set of Heat Engines Multiple Choice Questions & Answers (MCQs) focuses on Heat Engines Set 7

Q1 | The air standard efficiency of a Diesel engine depends on
Q2 | The size of a steam engine is 200 x 250 - 300 r.p.m. In this 200 indicates
Q3 | In multistages turbines by introducting reheating
Q4 | In order to reduce wear and eliminate scuffing, piston ring in internal combustion engines are
Q5 | The ends of piston rod in steam engines are connected to
Q6 | One horse power-hr is equal to
Q7 | Which of the following boiler uses exhaust of the engine to produce draught?
Q8 | In jet engine the compression ratio
Q9 | Pour point is the temperature at which oil
Q10 | Which one of the following factors will not assist in smooth running of a compression ignition engine?
Q11 | In case of an opposed piston engine the combustion chamber
Q12 | Specific heat is
Q13 | In a diesel engine the injection pressure is of the order of
Q14 | If a water cooled compressor knocks during operation, the probable cause cannot be
Q15 | Thermal efficiency of a compression ignition engine may be of the order of
Q16 | In centrifugal pumps suction head is
Q17 | Maintenance requirements are least in case of
Q18 | The higher the temperature required to ignite diesel fuel,
Q19 | In pumped storage systems, water is pumped
Q20 | The supercharging of diesel engine is done mainly to
Q21 | In Eicher tractor the engine is
Q22 | Air fuel ratio in a petrol engine fitted with dirty air cleaner as compared to that with clean air clearance will be
Q23 | Crankshafts are generally
Q24 | In a condensing steam engine
Q25 | The Apparatus used for the determination of calorific value of solid fuel is
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