- one million
- two million
- 0.5 million
- 1.5 million
- increases
- decreases
- neither increases nor decreases
- may increase or decreasee
- only on its wave length
- on the density and the elasticity of gas
- on intensity of the sound
- on the amplitude and the frequency.
- translational kinetic energy only
- translational and rotational kinetic energy
- rotational energy only
- none of these
- K + Eo
- 2K
- K
- K + hn
- 330 m/s
- 339 m/s
- 350 m/s
- 300 m/s
- 350 volt
- 250 volt
- 500 volt
- 300 volt
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