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A 10 m3rigid insulated tank contains air at 1000 kPa, 1000 K. It is connected to an adiabatic reversible turbine that has an exit of 100 kPa.

To water his lawn, a homeowner uses two hoses. One connects to the faucet, the other to the end of the first hose to make the hose longer. Each hose is three meters long, but one has 20-mm diameter, the other has 40-mm diameter.

Compared to 15 mph on a dry road, about how much longer will it take for you to stop at 30 mph on a snow-covered road? 2 to 3 times 4 to 6 times 8 to 10 times

Which branch of engineering most closely relates to mechanical engineering? A polymer engineering B. environmental engineering C. electronics engineering D. mechatronics engineering

Discuss the chemical and physical properties of crude oil

Air is compressed in the compressor of a turbojet engine. Air enters the compressor at 270 K and 58 kPa and exits the compressor at 465 K and 350 kPa. Take the average specific heat at constant pressure (cp, avg) of air as 1.015 kJ / kg.

A digital-to-analog converter uses a reference voltage of 120 V dc and has eight binary digit precision. In one of the sampling instants, the data contained in the binary register = 01010101.

What is a perpetual motion machine of the second kind?

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Disconnecting means shall be capable of being locked in the open position. The provisions for locking do not have to reamin in place. A. True B. False