Q.

Velocity of the sound is minimum in -

A. Steel
B. Vacuum
C. Water
D. Air
Answer» B. Vacuum
Explanation: The speed of sound in a vacuum is zero meters per second, as sound cannot travel in a vacuum. Sound is a wave, which means it spreads through the vibration of particles in a medium, such as water or air.
2.5k
0
Do you find this helpful?
20

View all MCQs in

Physics

Discussion

No comments yet