Physics
At compressions, the density and pressure of a medium is ……………, while at rarefactions the density and pressure of a medium is ……………
- minimum, minimum
- minimum, maximum
- maximum, maximum
- maximum, minimum
Sound
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Answer
maximum, minimum
Reason — At compressions, the density and pressure of a medium is maximum, while at rarefactions the density and pressure of a medium is minimum.
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Related Questions
Longitudinal waves can be produced in :
- solids
- liquids
- gases
- All of the above
The maximum displacement of the medium particle on either side of its mean position is called …………… of the wave.
- frequency
- time period
- wavelength
- amplitude
Wave velocity is also defined as the ………….. with which ………….. is transferred from one place to another place by wave motion.
- speed, energy
- speed, compression
- speed, rarefaction
- velocity, pressure
For sound to travel through medium, it need not :
- be rigid
- be elastic
- possess inertia
- be frictionless