MyQuestionIcon

1

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

Sound Produced by Loudspeakers

The level of ...

Question

The level of loudness of a sound is measured in ________.

A

hertz

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

B

decibels

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

C

metres

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

D

pascals

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

Open in App

Solution

The correct option is B decibels

Suggest Corrections

thumbs-up

0

Similar questions

Q. The level of loudness of a sound is measured in ________.

Q. Two identical sound waves each of loudness

β

interfere constructively at a point to produce a sound level of

Q. Mark the incorrect statements.
(a) intensity of sound depends on the response of our ears
(b) loudness can be measured as a physical quantity
(c) loudness is a subjective quantity.

Q. Most people interpret a 9.0 dB increase in sound intensity level as a doubling in loudness. By what factor must the sound intensity be increased to double the loudness ?

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. Sound intensities above a level of nearly descibels produce a feeling of pain :

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

PHYSICS

Watch in App

explore_more_icon

Explore more

Sound Produced by Loudspeakers

Standard VIII Physics

Join BYJU'S Learning Program

CrossIcon