Physics, 19.09.2021 14:00 jamayeah02
An echo is received from a second object that is in the air. This echo is received 0.50 s after the pulse of sound is emitted.
Compare the distance of the second object from the submarine with the distance calculated in (a).
Tick one box.
Give a reason for your answer.
distance is smaller
distance is the same
distance is larger
Answers: 3
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An echo is received from a second object that is in the air. This echo is received 0.50 s after the...
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