Physics, 26.03.2021 02:50 kstyleszdance
A submarine travels 90 kilometers in 3 hours and 30 minutes. What is its average speed?
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An astronomer at the equator measures the doppler shift of sunlight at sunset. from this, she calculates that earth’s tangential velocity at the equator is 465 m/s. the centripetal acceleration at the equator is 3.41 ď‚´ 10 ď€2 m/s 2 . use this data to calculate earth’s radius.
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A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?
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A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.
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Physics, 22.06.2019 20:00
What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
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A submarine travels 90 kilometers in 3 hours and 30 minutes. What is its average speed?...
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