Question

10. In a Kundt's tube distance between two consecutive heap is Al for air, while it is increased by 50% for a 1000 gas in the same tube with same resonite. If speed of sound in air is m/s then speed of sound in 3 gas at same temperature is. D (A) 1500 m/s (B) 500 m/s (C) To calculate speed in gas degree of freedom and molecular mass of the gas is required (D) None of these.
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Answer 1

Answer:

Diffreentiate between the physiography of Brazil and India.