Physics, 30.10.2019 06:31 nayelialvarez5950
Wind turbines are now recognized as useful devices for power generation. wind turbines of various types are wide-spread in the u. s. and europe and are bound to become more common in the future. in this problem we will use material from lecture 8 part c to calculate the efficiency of a wind turbine and how many such turbines would be required to replace the power output we obtain from burning fossil fuels.
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Physics, 22.06.2019 09:50
Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.
Answers: 1
Physics, 22.06.2019 12:40
Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)
Answers: 1
Physics, 22.06.2019 13:40
Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?
Answers: 1
Physics, 22.06.2019 14:00
Explain why you think this diagram shows what happened to the carbon in the biodome.
Answers: 2
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