Estimate the heat transfer from the fin shown in Figure 2-65. Write the necessary node equations and then solve for the temperatures. Assume the fin is aluminum.
Referring to the sketch, assuming symmetry so that only 9 nodes need to be identified
and using
Physics & Space Science
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Approximately what proportion of stars have masses lower than the Sun?
A) 90% B) 10% C) 50% D) 70%
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A vertical cylinder, closed at the bottom end, contains 0.0100 mol of ideal gas. It is fitted at the top with a piston that can move freely
The mass of the piston is 14.0 kg and the initial height of the piston above the bottom of the cylinder is 25 cm. What is the temperature of the gas? (R = 8.31 J/mol ? K) A) 290 K B) 413 K C) 3620 K D) 405 K E) 500 K
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The Paleozoic era ended with an event called the
a. Chicxulub Impact. b. Cambrian Explosion. c. Great Dying. d. Pangaean Rift.
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