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After a combustion process in a cylinder, the pressure is 1200 kPa and the temperature is 350 C. the gases are expanded to 140 kPa with a reversible adiabatic process. Calculate the work done by the gases, assuming they can be approximated by air with constant specific heats. Answer is 205 KJ/kg.
A satellite is in Earth orbit with an altitude at perigee of 555.0 km and an altitude at apogee of 1200.0 km. a. What is the semi-major axis of the orbit? b. What is the eccentricity? c. If the true anomaly is 160 degrees, what is the satellite's ..
Knowing that crank AB rotates about point A with a constant angular velocity of 900 rpm clockwise, determine the acceleration of the piston P when θ = 120°.
in order to determine the power dissipated across a resistor the current flow and resistance values are measured
a particle of mass m is at rest at the origin of a coordinate system.nbsp at t 0 a force of the form f bt2e-lambdat
a steel strut is pinned at both ends. the strut has a solid circular cross section and is 6 m long. the strut
a sealed cylindrical vessel of 60 cm diameter and 80 cm height contains 3.2 kg of a gas. the pressure measured with a
Determine the COP of the heat pump that applies energy to a house at a rate of 4500kj/h for each kW of electric power it draws. Also, determine the rate of the energy absorption from the outdoor air.
the us energy consumption rate for 2011 is available in existing public data bp.comstatisticalreview bp statistical
Specifies that just the data points be marked with a circle. Showing the general trend of safety as a function of dia, with the actual data points marked by a circle. Is that explanation of the plot command still a little opaque?
Determine the rate of heat loss from the molten salt per meter length of the pipe.
A mass of 2.5kg are hung vertically from a spring of stifness 5.4kN/m, calculate the maximum amplitude of vibration if the mass is not to jump off the hook.
A 90N force is applied to control rod AB as shown. Knowing the length of the rod is 225mm, determine the moment of the force about point B by resolving the force into components along AB and in direction perpendicular to AB?
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