CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

How Do We Hear

The intensity...

Question

The intensity of sound is measured in ____.

A

metre (m)

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

B

kilogram (kg)

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

C

litre (l)

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

D

decibel (dB)

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

Open in App

Solution

The correct option is D decibel (dB)
Decibel (dB) is the unit for measuring the intensity of sound.

Suggest Corrections

thumbs-up

1

Similar questions

Q. A sound has an intensity of

3 \times 10^{- 8} W / m^{2}

. What is the sound level in dB (decibels)? (Given,

l o g 3 = 0.477

)

Q. The power , or loudness, of sound is measured on a scale of increased by a factor of 100

(= 10^{2}

), the sound is called twice as loud and when it increases 10,000

(= 10^{4})

times it is called four times as loud. The exponent of ten is called a bel and one decible is one tenth of a bel. Zero decible is chosen as the intensity of the slowest sound which is just audible or is on the threshold of hearing whereas the intensity of loudest sound is about 170 decibel. A sound of 60 decibel is ......... times more intense than a sound of 40 decibel :

Q. If the intensity of sound is increased by a factor of 30. By how many decibels in the sound level increased?

Q. For a sound source of intensity

I W / m^{2}

, corresponding sound level is

B_{0}

decibel. If the intensity is increased to

4 I

, new sound level becomes approximately :

Q. The intensity level of the sound wave is said to be 4 decibels. If the intensity of the wave is doubled, then the intensity level of sound as expressed in decibel would be :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

How do we Hear

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard VI Physics

Join BYJU'S Learning Program

CrossIcon