What is the speed of sound in vacuum? A. 330 ms^(−1) B. 3 xx 10^8 ms^(−1) C. 0 ms^(−1) D. 250 ms^(−1)

acainzar3t2

acainzar3t2

Answered question

2022-12-29

What is the speed of sound in vacuum?
A. 330 m s 1
B. 3 × 10 8 m s 1
C. 0 m s 1
D. 250 m s 1

Answer & Explanation

wiskixk8

wiskixk8

Beginner2022-12-30Added 5 answers

Since a sound wave is a mechanical wave, it needs a medium to travel through. It cannot travel through vacuum. Hence, the speed of sound is zero in vacuum.
The correct option is D. 250 m s 1

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