A 2.25×10^4 elevator is to be accelerated upward by connecting it to a counterweight using a light (but strong!) cable passing over a solid uniform disk-shaped […]
when a ideal gas is compressed isothermally and reversibly at 17 degrees celsius, the work done is 32.4 KJ. Calculate delta S. Please show all work […]
At the time when the solar system formed, solar luminosity is estimated to have been 30% lower than today (Solar luminosity today is S=1366W/m^2) If earths […]