At rush hour the noise from a highway is 104 wm2 with 100
At rush hour, the noise from a highway is 10?4 W/m2 with 100 cars passing a given point a minute. At night the average noise is reduced to 10?6 W/m2. How many cars are now driving on the highway?
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a simple harmonic oscillator takes 12 s to undergo 5 complete vibrations find a the period of its motion b the
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a proton is shot at 5x107 ms toward a gold atom with a mass 197 times t hat of the proton and deflects it straight back
at rush hour the noise from a highway is 104 wm2 with 100 cars passing a given point a minute at night the average
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unless otherwise stated all objects are located near the earths surface where 98 a hockey puck with a weight of 10 is
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