Question

what is ultrasound write any two application​

Answer 1

hey mate ultrasound is the sound wave of frequency above 20000khz

it is used for detecting cracks in metal sheets

nd finding objects under sea

Answer 2

(i) Ultrasound is used in industry to clean parts located in hard-to-reach places, for example, spiral tube, odd shaped parts, electronic components, etc.

(ii) Ultrasound is used in industry to detect cracks and flaws in metal blocks without damaging them.

HOPE HELPS

PLS MARK BRAINLIEST