Physics, 16.09.2021 23:00 Greekfreak
You are going to race your friend to a tree near the back of the playground. The tree is 32 meters away from where you stand. It will take you 7 seconds to reach the tree. What will your average speed be?
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How to tell if a molecule is polar or nonpolar with electronegativity
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Consider the growth of a 20-nm-diameter silicon nanowire onto a silicon wafer. the temperature of the wafer surface is maintained at 2400 k. assume the thermal conductivity of the silicon nanowire is 20 wm-1k-1 and all its surfaces including the tip are subjected to convection heat transfer with the coefficient h = 1×105 wm-2k-1 and t∞ = 8000 k. when the nanowire grows to l = 300 nm, what is the temperature of the nanowire tip (t (x =
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Physics, 22.06.2019 19:30
If the area of a square has increased by a factor of 16, by how much has each side increased?
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Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.
Answers: 1
You are going to race your friend to a tree near the back of the playground. The tree is 32 meters a...
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