41 42 43 A 43 B 44 45 46 47 48 A 48 B 49 50 51 52 53 54 55 56 57 58 59 60 A 60 B 61 A 61 B 62 A 62 B 67 A 67 B

Lakhmir Singh & Manjit Kaur - Physics

Very Short Answer Type Questions-Pg-185

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Short Answer Type Questions-Pg-186

41 42 43 A 43 B 44 45 46 47 48 A 48 B 49 50 51 52 53 54 55 56 57 58 59 60 A 60 B 61 A 61 B 62 A 62 B 67 A 67 B

Long Answer Type Questions-Pg-187

63 A 63 B 64 A 64 B 65 A 65 B 66 A 66 B

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Questions Based on High Order Thinking Skills (HOTS)-Pg-188

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Long Answer Type Questions-Pg-208

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Q. 444.5( 15 Votes )

A cricket ball is

Class 9th Lakhmir Singh & Manjit Kaur - Physics 5. Sound

Answer :

This happens because the speed of light is faster in air then that of the speed of sound.

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