A hospital uses an ultrasonic scanner to locate tumours in a tissue. What is the wave length of sound in the tissue in which the speed of sound is 1.7 km ? The operating frequency of the scanner is 4.2 MHz.
A hospital uses an ultrasonic scanner to locate tumours in a tissue. What is the wave length of sound in the tissue in which the speed of sound is 1.7 km ? The operating frequency of the scanner is 4.2 MHz.