Physics, 05.02.2021 17:10 travashouston4873
A source of sound of frequency of 512hz emits a frequency of wavelength 64.5cm in aur at 20degree celsius. what would be the velocity of sound at 0 degree celsius
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Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good
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Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
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A source of sound of frequency of 512hz emits a frequency of wavelength 64.5cm in aur at 20degree ce...
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