Speed of sound in air based problem
A soccer player kicks a rock horizontally off a 38.0-m-high cliff into a pool of water. If the player hears the sound of the splash 2.94 s later, what was the initial speed given to the rock? Assume the speed of sound in air is 343 m/s.
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Journalize the entry to record the adjustment of the assets to bring them into agreement with current market prices. For a compound transaction, if an amount box does not require an entry, leave it blank or enter "0".
Greg Jones lives in New York City and has the opportunity to rent his condominium during the 2010 Olympic Games. He has two offers- one to rent for 10 days at $500 per day and the other to rent for 16 days at $400 per day.
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A hollow, conducting sphere with an outer radius of 0.240 m and an inner radius of 0.203 m has a uniform surface charge density of +6.48×10?6 C/m^2. A charge of -0.790 uC is now introduced into the cavity inside the sphere. What is the new c
The length of the bar is 1.08 m, its cross-sectional area is 1.23 × 10-4 m2, and its mass is 2.96 kg. A sound wave travels from one end of the bar to the other end in 2.52 × 10-4 s. Find the Young's modulus of the unknown material.
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