Assertion (A)– The speed of sound in hot region is greater than that in cold region.
Reason (R)– As the temperature increases the molecules have more energy and thus disturbance is transmitted slowly.
A
A is false while R is true
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B
Both A and R are true, and R is the correct explanation of A
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C
A is true while R is false
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D
Both A and R are true, but R is not the correct explanation of A.
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