We can easily hear the sound of an approaching train by putting your ear on the track well before you could hear its sound in the air. Why?

Air is less dense to propagate sound

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Sound travels faster in solids than gases

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Sound travels faster in gases than solids

No worries! We‘ve got your back. Try BYJU‘S free classes today!

None of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B
Sound travels faster in solids than gases

The sound from the train travels 17 times faster in the tracks than in the air, therefore the sound from train travels faster in solids than gases.

Suggest Corrections

Similar questions

Q. Why sound of a train can be heard by putting your ear on the track well before you could hear its sound in the air?

Q. Assertion :Sound travels faster in solids than gases Reason: Solids possess greater density than gases

Q. If one puts ears to the steel rail, the sound of a coming train can be heard even when the train cannot be seen. One can conclude from this observation that
1. Sound travels faster in steel than in air.
2. Amplitude of sound in the rail is much larger than in air.
3. Sound can travel larger distances in solids than in air

Why do sound travel faster in solids compared to liquids and gases

(a) When we put our ear to a railway line, we can hear the sound of an approaching train even when the train is far off but its sound cannot be heard through the air. Why ?

(b) How could you convince a small child that when you speak, it is not necessary for air to travel from your mouth to the ear of a listener ?

Join BYJU'S Learning Program

We can easily hear the sound of an approaching train by putting your ear on the track well before you could hear its sound in the air. Why?

The correct option is B Sound travels faster in solids than gases The sound from the train travels 17 times faster in the tracks than in the air, therefore the sound from train travels faster in solids than gases.

The correct option is B
Sound travels faster in solids than gases

The sound from the train travels 17 times faster in the tracks than in the air, therefore the sound from train travels faster in solids than gases.