• Mayur Vihar 3 Delhi, 110096 India

Back to Test Series
Chapter 10 Sounds Waves: Characteristics and Applications - Part 2

What happens to the intensity of sound as distance from the point source increases in an open space?

Type: MCQ • Marks: 1
What happens to the intensity of sound as distance from the point source increases in an open space?
Options
A. Intensity drops to zero instantly
B. Intensity decreases (inverse-square law)
C. Intensity remains constant
D. Intensity increases
Explanation
Sound intensity diminishes with the square of distance due to spherical wave spreading.
Want to attempt the full test series with a timer and instant score? Purchase the package to unlock the complete test. Purchase Now
Class 9th Science (MCQ)

Practice more

This page is indexed for search so students can find questions directly from Google.

Purchase Full Access View full Test Series Browse Test Series
Login / Register
Chat on WhatsApp Go Back Top