Speed of sound in vacuum is :

E

Editor

Sep 18, 2022

Speed of sound in vacuum is :

Difficulty: Easy

A:

\rm{340\,ms^{-1}}

B:

\rm{3 \times 10^{8}\,ms^{-1}}

C:

\rm{4000\,ms^{-1}}

D:

None of these

ID: 63273db8ca83163ac3a0fa17