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Show that the Carnot and isentropic Rankine cycle thermal efficiencies for an engine whose boiler produces dry saturated steam at 100. psia and whose condenser operates at 1.00 psia are 29.7% and 26.1%, respectively.
Draw the appropriate T-s and p-v diagrams for these cycles.
question an x-ray beam of a certain wavelength is incident on a crystal at 31.3deg to a certain family of reflecting
A heat engine performs 267 J of work in each cycle while also delivering 189J of heat to the cold reservoir. Find the efficiency of the heat engine. Give your answer in percent (%) with 3 significant figures.
A long, current-carrying solenoid with an air core has 1550 turns per meter of length and a radius of 0.0165 m. What is the mutual inductance of this system
A ferris wheel at a local carnival has a radius of 20.0 m and it completes one revolution in 9.60 seconds. What is the speed of a point on the edge of the wheel
a sea divers suit has a thickness of 5 mm and is made of a material with thermal conductivitynbspof 0.05 wmk. if the
What must the constant acceleration of the car be after the brakes are applied so that the car would come to rest at the stop sign.
A 20 kg satellite has a circular orbit with a period of2.4 h and a radius of 8.0 × 106m around a planet of unknown mass. what is the radius of the planet
If the light is blue, with a wavelength of 450 nm, at about what distance from the center of the interference pattern will the first-order maximum appear
A system of 1520 particles, each of which is either an electron or a proton, has a net charge of -6.208 x 10-17. How many electrons are in this system
calculate the heat absorbed by 19.5 g of tef6 when its temperature changes from 500 k to 750 k at
q1. horse races once around a circular track in a time of 176 s with a speed of 26 ms. what is the radius of the
On a perfect fall day, you are hovering at low altitude in a hot-air balloon, accelerated neither upward nor downward. What is the weight of the displaced air
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