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Water flows at 0.59 m/s through a pipe15 cm in diameter when the pressure is160000 Pa. The pipe the goes up10 m before leveling out shrinking down to5 cm in diameter. Determine the waterspeed & pressure in the pipe at this point.ρwater = 1000 kg/m3.
m/s
Pa
A device uses a Stirling cycle on 433 moles of a monatomic ideal gas between two reservoirs with temperatures of 416 K, How much work is done by the device on the gas
A 5.0V potential difference is applied between the ends of a 0.80mm -diameter, 90cm -long nichrome wire, What is the current in the wire
An airplane has an effective wing surfacearea of 10 m2 that is generating the lift force. What is the weight of the plane
A solid weighs 300N. Calculate the pressure exerted by the solid when it is kept on a glass surface, if the area of contact is 700cm2 . solve the numerical.
A steam power plant has, at the turbine entrance, saturated vapor with a pressure of 40 bar. The turbine exit is at 50 degrees C. The pump entrance is at 50 degrees C as well, and its exit is saturated liquid at 40 bar. The pump and turbine are is..
a tugboat tows a ship at a constant velocity. the tow harness consists of a single tow cable attached to the tugboat at
In the Olympiad of 700 BCE, athletes competing in the standing long jump used handheld weights called halters to lengthen their jumps. The weights were swung up in front just before liftoff and then thrown backward during the flight.
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A flywheel is a solid disk that rotates about an axis that is perpendicular to the disk at its center. Rotating flywheels provide a means for storing energy in the form of rotational kinetic energy and are being considered as a possible alternativ..
As a space craft approaches a planet, the rocket engines on it are fired to slow it down so it will go into orbit around the planet. how long must the engines be fired
Assume that at a point x the wind from the surface to z= 1 kmis westerly at 10 m/s, What is the vertical velocity at a height of1 km
given a sargent ideal gas cycle. All process ar quasi-static, and the heat capacities are constant. Prove that the thermal efficiency of an engine performing a cycle
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