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A six cylinder 2-stroke diesel engine running at 120 rev/min has a bore of 900mm and a stroke of 1300mm. The brake torque is 700 kNm, the mechanical efficiency is 94% and specific fuel consumption on a brake power basis is 0.24 kg/kWh.
Determine:
(i) The brake power developed,(ii) The brake thermal efficiency,(iii) The IMEP.
The heating value of the fuel used is 42 MJ/kg.
a 0.4 w cylindrical electronic component with a diameter of 0.3 cm and length 1.8 cm is mounted horizontally on a
a light inelastic string of length 1.5m fixed at one end carries a particle p of mass 4 kg at the other end. if the
steam is expanded in an adiabatic turbine from 3 mpa and 400 c to 30 kpa. the turbine generates 4947kw of power when
part a.the slender bar ab rests on a smooth surface at b and is attached to a collar a that slides freely on the smooth
superheated steam pressure at a 1 atm mean temperature of 800kand mass flow rate of 0.15kgs enters a thin walled
the pistoncylinder contains 0.1 kg r-410a at 600 kpa 60oc. it is now cooled so the volume is reduced to half of the
What is the acceleration of the aircraft (in m/s2)? How long does it take the aircraft to reach its take-off speed?
the general ledger of the fly-by-night fbn engineering company contained the following account balances.administrative
steam at 80 bar 440oc enters a turbine at 1operating at steady state with a volumetric flow rate of 236 m3min. twenty
an ideal combined rankine cycle contains a reheat and a open feedwater heater this is also referred to as a
refrigerant-134a enters the evaporator coils placed at the back of the freezer section of a household refrigerator at
Evaluate thermal efficiency of the cycle
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