An Idea on UltraSonics

Sarin John Skaria Asked:

“We know that a kidney stone is broken down by using ultrasound think about creating a machine which can produce a large no.of ultrasound waves in an instance . it will be useful for us to create a tunnel under a hill,for digging a hole in the ground rapidly.”

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Physics Teachers with more than 15 years of teaching Physics to students up to Plus Two