Physics · Sound
An echo can be heard distinctly only if the minimum distance between the source of sound and the reflecting obstacle is approximately:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1None of the above
- 2Less than 7 meters
- 3More than or equal to 17 meters✓
- 4Less than 17 meters
Correct answer
More than or equal to 17 meters
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Sound MCQs →Want more practice questions on Sound?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Sound