A typical sound level for a buzzing mosquito is35db and
A typical sound level for a buzzing mosquito is35dB, and that of a vacuum cleaner is approximately 69dB. Approximately how many buzzing mosquitoes will produce a sound intensity equal to that of a vacuum cleaner?
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a putty of mass 006 kg is droppe at height h 1 m above a horizontal rod two 2 kg balls are attached to the ends of the
an outside loudspeaker considered a small source emits sound waves with a power output of125wa find the intensity105m
there is evidence that elephants communicate via infrasound generating rumbling vocalizations as low as 14 hz that can
an l-r-c series circuit has c48010-6f l 0500h and source voltage amplitude v 545v the source is operated at the
a typical sound level for a buzzing mosquito is35db and that of a vacuum cleaner is approximately 69db approximately
a photon with a wavelength 480pm scatters from an electron initially at resta find the maximum kinetic energy for the
when brewsters angle of polarized light due to a reflection of light off of the surface of water makes a ray of light
a compound microscope has a tube that is 1950 cm long the focus of the eyepiece is 15 cm and the focus of the objective
when one mole of c6h6 is burned 327 mj of heat is produced when the heat from burning 777 g of c6h6 is added to 569 kg
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