Physics, 16.09.2019 22:20, phirejz6402
Abuilding superintendent twirls a set of keys in a circle at the end of a cord. if the keys have a centripetal acceleration of 114 m/s2 and the cord has a length of 0.29 m, what is the tangential speed of the keys? answer in units of m/s.
Answers: 1
Physics, 21.06.2019 23:30, KKHeffner02
Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?
Answers: 1
Physics, 22.06.2019 08:00, nikkiwoodward1ovgszp
What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?
Answers: 1
Abuilding superintendent twirls a set of keys in a circle at the end of a cord. if the keys have a c...
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