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CBSE Class 9 Answered

is there anything instead of light which can be reflected as light can do???
Asked by shivajihake1970 | 07 Apr, 2020, 12:02: PM
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Yes, sound can also reflect. Angle of incidence and angle of reflection is are same in case of reflection of sound like that in case of light. 
Answered by Shiwani Sawant | 07 Apr, 2020, 08:06: PM
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CBSE 9 - Physics
What is sound 
Asked by ahirejay2020 | 07 Jan, 2023, 10:41: PM
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CBSE 9 - Physics
is there anything instead of light which can be reflected as light can do???
Asked by shivajihake1970 | 07 Apr, 2020, 12:02: PM
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CBSE 9 - Physics
(a) A boy strikes one end of a long iron pipe with a stone. Another boy who keeps his ears close to the other end of the pipe heard two sounds in a short interval of time. Explain why?(b) What does the abbreviation 'SONAR' stands for?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 9 - Physics
<p><span style="text-decoration: underline;"><strong>WHY DO WE HAVE 2 EARS?</strong></span></p>
Asked by urvi BHAT | 09 Feb, 2014, 09:25: PM
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