Q.6.
Who am I; if I am useful for
• Communication between ships
To detect cracks in metallic bells
• To destroy microbes from milk
. For welding plastic material.
(1) Heat
(2) Ultrasound
(3) SONAR
(4) Reverberration
Answers
Answered by
4
Answer:
Who am I;
if I am useful for
• Communication between ships
To detect cracks in metallic bells
• To destroy microbes from milk
. For welding plastic material.
(1) Heat
(2) Ultrasound
(3) SONAR✔✔✔
(4) Reverberration
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