The odd one the following: soft horns; ear plugs; silencers; loud speakers

Ear plugs

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

Silencers

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

Loud speaker

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

Soft horn

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

Open in App

Solution

The correct option is C
Loud speaker

While loud speaker is responsible for increasing the sound loudness the rest actually decrease the loudness.

Suggest Corrections

Similar questions

Automobiles are fitted with silencers and soft horns:

Loudness and softness of sound depends on

Ear plugs should be used by:

Join BYJU'S Learning Program