Question

What is a stethoscope ? Name the principle on which a stethoscope works.

Answer 1

Explanation:

Stethoscope is a medical instrument used for listening sounds produced within the body, chiefly in the heart or lungs. Stethoscope works on the principle of multiple reflection of sound.

make it as brainlist plz frd. . . .

Answer 2

$\huge\frak{\underline{\underline{\red{☄Answer}}}}$

Stethoscope is a medical instrument used for listening sounds produced within the body, chiefly in the heart or lungs. Stethoscope works on the principle of multiple reflection of sound.