Science, asked by unknownguy45, 10 months ago

Multiple Choice Questions
Tick mark the correct alternative in the box with pen :
Which of the following is the requirement for regular reflection of
sound?
(A) Smooth surface (B) Rough surface
(C) Vacuum
(D) Transparent rough surface

Answers

Answered by RythamSharma

5

Answer:

a) smooth surface

please mark as brainliest

Answered by vanshikagupta13

1

Answer:

(b)rough surface

be the answer may right

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