A group of hikers hears an echo 280 s after shouting how
A group of hikers hears an echo 2.80 s after shouting. How far away is the mountain that reflected the sound wave? (Assume the speed of sound is 346.4 m/s.)
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a mule uses a rope to pull a box that weighs 30 x 10 2 n across a level surface with constant velocity the rope makes
high-low method scattergraphacademy products manufactures a variety of custom components for use in aircraft navigation
a dolphin located in sea water at a temperature of 25degc emits a sound directed toward the bottom of the ocean 160 m
if i have 500 g of mgoh2 what volume of 01234 m hcl would i require to completely neutralize the magnesium
a group of hikers hears an echo 280 s after shouting how far away is the mountain that reflected the sound wave assume
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a sound wave from a siren has an intensity of 985 wm2 at a certain point and a second sound wave from a nearby
a quantity of n2 occupies a volume of 15l at 300k and 12atm the gas expands to a volume of 31l as the result of a
a vertical-axis capstan drum 60 cm in diameter was used to pull inthe anchor chain of a whaler a century ago six
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