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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 altitude?
Whit is the critical crack length in iron according to the Griffith-Orowan equation if surface energy=10^3J/m^2?
Superheated water vapour at 180 psia and 500 degrees Farenheit is allowed to cool at a constant volume until the temperature drops to 250 degrees Farenheit. At the final state, determine
Advanced Stress Analysis
Calculate the surface area available inside the heat exchanger.
The maximum take-off mass of an Airbus A380 passenger jet is about 600 000 kg. The lift is provided by the wings, which have a total area of 845 m2.
A successive approximation ADC has 4 bits and a reference voltage of 10 V. If the input voltage is 2.8 V, describe each step the ADC undergoes to determine the value of the 4 bits. What input voltage will be computed by the ADC?
Determine the ideal launch vehicle that can put this orbiter into the parking orbit. (hint: you do not have to consider the Sun in this problem. Only SOI of the Earth and the Moon)
Electricity might be used to run the fan to draw air through the system, and also to run a chiller - What is a typical COP for a commercial chiller?
A 4 m diameter sphere is embedded in insulation. The sphere contains a liquid-ice mixture maintained at 0 deg C. The ambient temperature surrounding the insulation is 25 deg C.
A commercial heat pump has energy in to the system at a rate of 60 kW from a thermal reservoir. If the power input from an electric motor is 15 kW, (a) determine the power (kW) delivered to the office area. (b) Determine the coefficient of perform..
If the curve were not banked, what would be the minimum coefficient of friction between tires and road that would keep traffic from skidding out of the turn when traveling at 85 km/h?
What is the acceleration of the aircraft (in m/s2)? How long does it take the aircraft to reach its take-off speed?
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