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CDS I 2018
Question #518
Physics
Copy
Sound waves cannot travel through a?
A
copper wire placed in air
B
silver slab placed in air
C
glass prism placed in water
D
wooden hollow pipe placed in vacuum
Pick an option above to test your answer
Reveal Answer ⌄
Subject:
Science & Technology
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Sound waves cannot travel through a? | CDS I 2018 Solved PYQ | UPSCGPT