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

Previous Question

Next Question

Similar questions

Math, 5 months ago

44. Find the first three terms of the AP. Q13. Find the values of y for which the distance between th e points P(2, -3) and O(10, y) is 10 units. 014. If sin 3A = cos (A-26'), where 3A is an acute angle, find the value of A.

English, 5 months ago

What is the antonym of the word “haphazardly”? a) Systematically b) Quickly c) Fastly d) Impolitely ...

Math, 5 months ago

In a quiz positive marks are given for correct answers and negative marks are given for incorrect answers. If John scores five successive rounds were 25, -5, -10, 15 and 10. What was his total score at the end?

Geography, 10 months ago

these are known as old man of the forest identity the animals referred to this phrase?

Physics, 10 months ago

2 )potential energy is defined for *non-conservative forces only *conservative forces only *both conservative & non-conservative force *neither conservative nor non conservative force...

Biology, 1 year ago

How might stress assist in the growth of a tumor?

History, 1 year ago

The first Progressives felt called to action by A) Unsafe food processing B) Dangerous working conditions C) Crowded tenements D) All of the above...

History, 1 year ago

Who was involved in the Holocaust?