PH-2244

Echoes and ultrasound

Physics · Secondary 4 · Medium · Echoes and ultrasound

An ultrasound pulse travels through seawater at

1500\,\text{m s}^{-1}

. The time between sending the pulse and receiving its echo from the seabed is

0.20\,\text{s}

. What is the depth of the seabed?

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