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Asked/Added Questions From NCERT:


Question 1. Asked on :26 April 2019:08:07:54 AM

 what part in humans produces sound

-Added by Hitesh kumar English » Chapter 13 Sound

Answer:

Gunnaj sheikh

 It is voice box in humans That produces sound.

-Answered by Gunnaj sheikh On 27 April 2019:07:21:33 PM


Question 2. Asked on :26 April 2019:08:05:34 AM

 how is frequency of oscillation expressed

-Added by Hitesh kumar English » Chapter 13 Sound

Answer:

priyanshu kumar

 The frequency of oscillation is expressed in terms of hertz its symbol is hz. A frequency of one hz is one oscillation per second.

-Answered by priyanshu kumar On 26 April 2019:08:16:45 AM


Question 3. Asked on :26 April 2019:08:03:19 AM

 Do you hear any sound

-Added by Hitesh kumar English » Chapter 13 Sound

Answer:

Sohail alam

I cannot hear any sound on the computer


 If you cannot hear any sounds on your computer, for example when you try to play ... that you have not muted the application that you are using to play sound

-Answered by Sohail alam On 26 April 2019:08:15:47 AM


Question 4. Asked on :26 April 2019:07:59:16 AM

do you feel the vibrations 

-Added by Hitesh kumar English » Chapter 13 Sound

Answer:

priyanshu kumar

 Yes I feel don't hear the sound.

-Answered by priyanshu kumar On 26 April 2019:08:43:30 AM


 

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