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the maximum torque produced by the engine of the car occurs at 4750 rpm when the engine is generating 286 hp the
a rigid adiabatic container in a room with a barometric pressure of 100 kpa is divided into two unequal volumes as
1 an engine burns 200 cubic feet per hour of natural gas with a heating value of 1000 btucubic feet the engine produces
a shell-and-tube heat exchanger is used to cool a flow of steam using a stream of cooling water the steam enters the
an airplane pilot is about to leave a long cross-country trip that will require him to use oxygen hes noticed that the
what is the change in enthalpy in kjkg of oxygen as its temperature changes from 29acircdegc to 181acircdegc assume an
calculate the range of typical machining time for face milling a 10-in long 2-in wide cutter with a depth of cut of
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nan crystalline materials have grain sizes ranging from 001 to 01 microns if the contribution of grain boundary
a volume fraction f 02 of silicon carbide sic particles is combined with an aluminium matrix to make a metal matrix
in air-conditioning systems streams of cold and warm air are mixed to get air with the right temperature consider a
refrigerant-134a is throttled from saturated liquid state at 7 bar to a pressure of 14 bar determine the temperature
a heat pump supplies 40 kw of heat to maintain the inside of a house at 250c in cold winter months when the ambient
an insulated rigid container is separated into two parts using a partition that is free to move and the partition
a piston-cylinder device contains 12 kg of saturated r-134a vapor at 32 bars an electric source supplies 8 a current to
show that the thrust developed by a stationary rocket motor is f rhoau2 ap- patm where patm is the atmospheric
select the true statement regarding the fracture of materialsa polymer fracture is highly dependent on the testing
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a square vertical plate measuring 025 m on each side is exposed on one side to air at 1 atm and 10 c if the plate is
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determine the centroidal moment of inertia for the following the center circle is cut out you have a rectangle standing