A hosptital uses an ultrasonic scanner to locate tumours in a tissue. What is the wavelength of
Channel: Doubtnut
Date: 2020-07-26

A hosptital uses an ultrasonic scanner to locate tumours in a tissue. What is the wavelength of sound in a tissue in  which the speed of sound is `1.7 km//s` ? The operating frequency of the scanner is `4.2 MHz`.