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1. |
When a sound wave of frequency 300 Hz passes through a medium the maximum displacement of a particle of the medium is 0.1 cm. The maximum velocity of the particle is equal to [MNR 1992; UPSEAT 1998, 2000; RPMT 2002; Pb. PET 2004] |
A. | 60 p cm/sec |
B. | 30 p cm/sec |
C. | Remains same |
D. | 60 cm/sec |
Answer» B. 30 p cm/sec | |