WebMar 4, 2024 · ajvergaraaabanana. Answer: As the proto-planet grew in size its increased gravitational field would have attracted even more objects its surface. The composition of these colliding bodies would have included metal-rich fragments (i.e.., iron meteorites), rocky fragments (i.e., stony meteorites), and icy fragments (i.e., comets). WebOne kind of heat transfer, ... Shaft work can hardly be done indefinitely slowly; consequently it always produces entropy within the system, ... in a uniform gravitational field, the pressure of the system will be greater at the bottom than at the top. By definition, the relevant cardinal energy function is distinct from the gravitational ...
Internal heating - Wikipedia
WebDec 13, 2011 · 8. It's my understanding that Earth's core is hot and molten because of the high pressure from gravity compressing the planet's mass towards the center. How … WebIf ggggis the magnitude of the gravitational acceleration, we can find the work doneby the force on the weight by multiplying the magnitude of the force of gravity, FgF_gFg F, start subscript, g, end subscript, times the … tatjana simic kind en gezin
Pressure, temperature and heat - Encyclopedia of …
WebAir enters the compressor of an ideal cold air-standard Brayton cycle at 100 kPa, 300 K, with a mass flow rate of 6 kg/s. The compressor pressure ratio is 10, and the turbine inlet temperature is 1400 K. For k = 1.4, calculate a. the thermal efficiency of the cycle. b. the back work ratio. c. the net power developed, in kW Web2 hours ago · Natural gas distribution companies are developing ambitious plans to decarbonize the services that they provide in an affordable manner and are accelerating plans for the strategic integration of renewable natural gas and the blending of green hydrogen produced by electrolysis, powered with renewable electricity being developed … WebThe force of gravity, pulling inward, tries to make a star collapse. Internal pressure produced by the motions of the gas atoms, pushing outward, tries to force the star to expand. When a star is first forming, low temperature (and hence, low pressure) and high density (hence, greater gravitational attraction) both work to give gravity the ... baterai bar download