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1. A ball is dropped from a height of 1.0m, bounces off the floor and is observed to rise up a maximum height of .8 m. How high will the ball rise after its second bunch?
2. a 1200 kg vehicle traveling at velocity V "rear ends" a stationary 1500 kg vehicle. The two cars stick together and slide 5.0 m before coming to a stop. If the coefficient of fraction is 1.0, find V
A heat engine operating on the Carnot cycle has an efficiency of 65%. The waste heat from the cycle is rejected to the atmosphere at 20 deg. C. at a rate of 250 kW. What is the temperature of the heat source driving the engine in deg. C? What is the ..
steam flow rate kgs for a reheat-regenerative steam power plant which is to produce 200 mw of electricity. the turbine
a 20 cm diameter sphere is made of a heat-generating material that produces 106 wm3. the sphere is cooled by 20oc air
in a standard tensile test a steel rod of 22-mm diameter is subjected to a tension force of 75 kn. knowing that
a 250 g 23.0-cm-diameter plastic disk is spun on an axle through its center by an electric motor. what torque must the
your company wants to launch a new product. rampd including prototypes and manufacturing process development will take
Carbon-dioxide gas at 3MPa and 500 K flows steadily in a pipe at a rate of 0.4kmol/s. Determine a) the volume and mass flow rates and the density of carbon dioxide at this state. If CO2 is cooled at a constant pressure as it flows in the pipe so that..
a long cylindrical rod of diameter 200 mm with thermal conductivity of 0.5 w m knbspexperienced uniform volumetric heat
a 14 scale model of a tractor trailer is tested in a wind tunnel under standard sea level conditions. the model
A two-stage compressor is used to compress air from 100 kPa at 298 K to 900 kPa at a rate of 0.5 kg/s. After the first stage compressor, an intercooler isobaric ally cools the air to 350 K before entering the second compressor stage.
a piston-cylinder assembly is fitted with stops. the assembly contains 0.1 kg of water initially at 1 mpa and 500degc.
suppose a satellite in geosynchronous orbit has just passed above the international space station with respect to the
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