What is/are NOT true among the following statements regarding sound waves? (i) Audible range of sound for human beings is approximately 20 Hz to 10 kHz (ii) Sound waves with frequencies higher than 10 kHz are called ultrasound (iii) In an earthquake, ultrasounds are produced before the main shock waves Select the correct answer using the codes given below:

Which of the following statements is/are true in relation to sound waves? Statement I : Speed of sound decreases when we go from solid to gaseous state Statement II : In any medium as we decrease the…

Consider the following statements regarding waves: 1. If the particles of a medium move along the direction of motion of the wave, the wave is called a longitudinal wave. 2. If the particles of a med…

With reference to sound waves, consider the following statements: 1. Sound waves do not need any medium and can travel in vacuum also. 2. Sound waves are longitudinal waves. 3. In sound wave propagat…

Which of the following statements is NOT correct regarding the travel of sound waves?

Which one of the following statements about the speed of sound waves is not correct?