(a) What is the kinetic energy in joules of a 990-kg automobile traveling at 85 km/h?
J
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Physics, 28.05.2020 14:58 clairajogriggsk
(a) What is the kinetic energy in joules of a 990-kg automobile traveling at 85 km/h?
J
(b) How much work would have to be done to bring a 990-kg automobile traveling at 85 km/h to a stop?
J
Answers: 1
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Adolphin emits ultrasound at 100khz and uses the timing of reflections to determine the position of objects in the water. part a what is the wavelength of this ultrasound? assume that temperature of water is 20 degrees c. answer in cm
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