Physics, 23.03.2021 03:30 thebestaround15
Una rueda lisa en su periferia tiene un diámetro de 30 cm a una temperatura de 15°C. El diámetro interior
de un aro de acero mide 29.930 cm. ¿A qué temperatura se debe calentar el aro para que pueda ajustar
sobre la rueda? (Cacero = 12 x 10-6°C-1)
Answers: 1
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An asteroid is discovered in a nearly circular orbit around the sun, with an orbital radius that is 2.47 times earth's. what is the asteroid's orbital period, its "year," in terms of earth years?
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Physics, 22.06.2019 03:00
Which process is represented by the pv diagram? a. the isobaric process b. the isovolumetric process c. the isothermal process d. the adiabatic process
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Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s
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Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Una rueda lisa en su periferia tiene un diámetro de 30 cm a una temperatura de 15°C. El diámetro int...
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