A 48db sound wave strikes an eardrum whose area is
A 48dB sound wave strikes an eardrum whose area is 4.2×10?5m^2.
A.) How much energy is absorbed by the eardrum per second? (P= ? W)
B.) At this rate, how long would it take your eardrum to receive a total energy of 3.8J ? ( t=? years)
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a 20 cm thick bar of soap is floating on a water surface so that 13 cm of the bar is underwater bath oil of specific
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a uniform electric field is oriented so that it makes a 600deg angle with the normal to a 10 m2 surface the electric
a 48db sound wave strikes an eardrum whose area is 42times105m2a how much energy is absorbed by the eardrum per second
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a straight wire having a length of 140 m is bent to form a square if the wire carries a current of 200 a what is the
a wall-mounted lamp of mass m is suspended from a light curved rod the bottom of the rod is bolted to the wall the rod
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