Physics, 03.12.2021 21:10 asdasddas776
a source of sound waves of frequency 1.00 khz is traveling through the air at 0.510 times the speed of sound. Find the frequency of the sound received by a stationary observer if the source moves toward her
Answers: 2
Physics, 21.06.2019 21:40
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
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Physics, 22.06.2019 07:00
Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?
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Physics, 22.06.2019 09:30
Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.
Answers: 3
Physics, 22.06.2019 11:30
If forces acting on an object are unbalanced. true or false
Answers: 1
a source of sound waves of frequency 1.00 khz is traveling through the air at 0.510 times the speed...
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