Mehul Jhumri telaiya , India 326 Questions 992 Answers 9 Best Answers 120 Points View Profile 11 MehulRookie Asked: November 4, 20202020-11-04T18:14:49+00:00 2020-11-04T18:14:49+00:00In: Science What is an echo? 11 What is an echo? question Share Facebook 3 Answers Voted Oldest Recent Dhiraj Telaiya, India 51 Questions 123 Answers 22 Best Answers 338 Points View Profile Dhiraj Proficient 2020-11-04T18:36:38+00:00Added an answer on November 4, 2020 at 6:36 pm The repetition of sound due to the reflection of original sound after striking on a large & hard obstacle is known as echo. 13 Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp [Deleted User] 2020-11-05T04:29:55+00:00Added an answer on November 5, 2020 at 4:29 am The repitition of sound produced by the reflection of original sound is known as echo. 8 Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Shivansh Preet Chandwara, koderma, India 61 Questions 589 Answers 31 Best Answers 221 Points View Profile Shivansh Preet Competent 2020-11-05T03:07:18+00:00Added an answer on November 5, 2020 at 3:07 am A sound or sounds caused by the reflection of sound waves from a surface back to the listener. 1 Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp You must login to add an answer. Username or email* Password* Remember Me! Forgot Password?