Saturated steam coming off the turbine of a steam power plant at 40oC condenses on the outside of a 7.421-cm-outer-diameter, 2.916-m-long tube at a rate of 16.154 kg/h. Calculate the rate of heat transfer in kW (give your answer with 3 decimals, do NOT enter units!!!).
Answers: 2
Physics, 21.06.2019 22:20, CM0
Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 11.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.80 m/s; (b) he is then lifted at the constant speed of 4.80 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 78.0 kg rescue by the force lifting him during each stage
Answers: 2
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