Question
Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5 seconds after he sees it strike the tree. How far is the man from the wood chopper?
Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5 seconds after he sees it strike the tree. How far is the man from the wood chopper?
Answer: Option D
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Answer : Option D
Explanation :
Speed of the sound = 1100 ft/s
Time = 11/5 second
$MF#%\text{Distance = Speed }\times \text{ Time = 1100 } \times \dfrac{11}{5} = 220 \times 11 = 2420\text{ ft}$MF#%
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