Sound Quiz 1

Water waves are …………

Sound travels fastest in …………

At room temperature, velocity of sound in air at 10 atmospheric pressure and at 1 atmospheric pressure will be in the ratio …………

In a gas, velocity of sound varies directly as ………

At a given temperature, velocity of sound in oxygen and in hydrogen has the ratio ……………

With decrease in water vapour content in air, velocity of sound ……………

The temperature at which speed of sound in air becomes double its value at 0 °C is …………

The velocity of sound in air at NTP is 330 m/s. What will be its value when temperature is doubled and pressure is halved?

A series of ocean waves, each 5.0 m from crest to crest, moving past the observer at a rate of 2 waves per second have wave velocity

A radio station broadcasts at 760 kHz. What is the wavelength of the station?