There are various phenomenon of reflection of sound. The reverberation is one of them. In case of reverberation the sound is not distinct and cannot be understood properly.

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Aayush Asked May 8

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There are some sounds which cannot be heard by human ear. Theses sounds have frequency, either more than 20 kHz or less than 20 Hz The sound whose frequency is less than the 20 Hz is called____.

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Echo is one of the phenomena of reflection of sound. When we go to the mountain top and shout loudly, we hear our own sound after sometime.

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There are different types of sound, some are pleasing and some are irritating. The different sounds are given different names. What do we call a sound that is pleasing to us?

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Lemon juice normally has a pH of 2 . If all the acid in the lemon juice is citric acid and there are no citrate salts present, then what will be the citric acid concentration (H.Cit) in the lemon juice?

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The sound from the surrounding entering into our ear are collected by pinna. The sound which enters into our ear is not of high amplitude. They are amplified inside our ear.

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Two students performed the same experiment separately and each one of them recorded two readings of mass which are given below.

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Sulphur exist in different allotropic forms like S2, S6 and S8 etc. If equal moles of these three forms are taken in separate containers, then the ratio of number of atoms present in them respectively is

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A man bought two cows in Rs. 410 and sold each of them at the same price and thereby gained 15% on one and lost 10% on the other. What was the C.P. of each cow?

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The sound is produced by the vibration in the medium. The vibration of the sound depends on the nature of medium. The number of times a waves vibrate in one second in a medium is called its ___.

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The sound from our ear is carried to our brain, Where it is interrupted and we are able to hear and identify the sounds. Which part of the ear carries the sound message to the brain?

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A gas of identical hydrogen-like atoms has some atoms in the lowest (ground) energy level A and some atoms in a particular upper (excited energy level B and there are no atoms in any other energy level.

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Suppose $X$ and $Y$ are two sets and $f: X \rightarrow Y$ is a function. For a subset $A$ of $X$, define $f(A)$ to be the subset $\{f(a): a \in A\}$ of $Y$. For a subset $B$ of $Y$, define $f^{-1}(B)$ to be the subset $\{x \in X: f(x) \in B\}$ of $X$.

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Equal moles of hydrogen and oxygen gases are placed in a container with a pin-hole through which both can escape. What fraction of the oxygen escapes in the time required for one-half of the hydrogen to escape?

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Which of the following texts claims : What is present in the text that is present in the world and what is not present in the text that is not present in the world?

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There are various phenomenon of reflection of sound. The reverberation is one of them. In case of reverberation the sound is not distinct and cannot be understood properly.

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