Physics, 25.02.2021 15:50 perezanthony2403
Ultrasound was used to check for cracks in an aeroplane wing. The ultrasound pulse would be
reflected from any cracks and from the end of the wing. The diagram shows the oscilloscope trace
produced by the echo. How far along the wing was the crack? The speed of sound in metal is 5000m/s.
Answers: 1
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Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
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Determine the maximum r-value of the polar equation r =3+3 cos 0
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Ultrasound was used to check for cracks in an aeroplane wing. The ultrasound pulse would be
reflect...
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