Law of large numbers
Annual returns on the more than 5000 common stocks available to investors vary a lot. In a recent year, the mean return was 8.3% and the standard deviation of returns was 28.5%. The law of large numbers says that
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The steam exits through a 20-cm diameter pipe at 450°C and 100 kPa. If the turbine operates adiabatically, how much power (kW) can be generated by the turbine in this process?
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A particle of mass m , initially at rest at x=0, is accelerated by a force that increases in time as F=Ct^2. a) Determine its velocity v as a function of time.
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