Physics, 05.05.2020 17:27 kayranicole1
A hammer taps on the end of a 5.0-mm-long metal bar at room temperature. A microphone at the other end of the bar picks up two pulses of sound, one that travels through the metal and one that travels through the air. The pulses are separated in time by 8.40 msms .What is the speed of sound in this metal?
Answers: 1
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Determine the maximum r-value of the polar equation r =3+3 cos 0
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Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?
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You are given two vectors a⃗ =−3.00ι^ 5.00j^ and b⃗ =5.00ι^ 2.00j^. let the counterclockwise angles be positive.
Answers: 3
A hammer taps on the end of a 5.0-mm-long metal bar at room temperature. A microphone at the other e...
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