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A stone is dropped from rest into a well. The sound ofthe splash is heard exactly 2.00 s later. Find the depth of the well if the air temperature is 10.0 C.
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Question: A standard 100 W (120 V) lightbulb contains a 7.0-cm-long tungsten filament. The high-temperature resistivity of tungsten is 9.0 x 107m. What is the diameter of the filament? The response must be typed, single ...
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