In Fig. 21.43, an ultrasonic beam enters an organ (grey) at 0= 50°, then reflects off a tumour (green) in the surroundin

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In Fig 21 43 An Ultrasonic Beam Enters An Organ Grey At 0 50 Then Reflects Off A Tumour Green In The Surroundin 1 (29.09 KiB) Viewed 33 times

In Fig. 21.43, an ultrasonic beam enters an organ (grey) at 0= 50°, then reflects off a tumour (green) in the surrounding organ and leaves the organ with a lateral shift L= 12 cm. If the speed of the wave is 10% less in the organ than in the medium above, determine the depth of the tumour below the organ's surface. Tumour Organ