Question

which of the following is a good reflector of sound A)Clothes B)Cork C)Metallic Sheets D)Thermacole

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Answer 1

Answer:

metllic sheet because it is metal .

Explanation:

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Answer 2

Answer:

Metallic Sheet is a good reflector of sound.

Explanation:

• Porous substances absorb more sound due to the pores present in it.
• Metallic surfaces are hard and flat so they act as a good sound reflector.

• This is the reason why most echoes occur in closed metallic rooms.
• They absorb the least amount of sound
• Materials like aluminum and copper can amply and enhance sound waves also.