Q. Ultrasound is produced by
A) Lead bead
B) Lead zirconate
C) Lithium chloride
D) None of these
Explanation
Ultrasound is produced by lead zirconate. It is based on the principle when an electric potential is applied to crystals of lead zirconate, they get excited start vibrating. These librations are the sound of the production of ultra sound.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.