1.

The absolute temperature of air in a region linearlyincreases from T, to T, in a space of width d. Find thetime taken by a sound wave to go through the region interms of T1, T2, d and the speed v of sound at 273 K.Evaluate this time for T2 = 280 K, T, = 310 K, d = 33 mand v = 330 ms?

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