Forum Forums Class 9 Science Sound To hear a distinct ... Notifications Clear all To hear a distinct echo the time interval between the original sound and the reflected sound must be: (a) 0.2 s (b) 1 s (c) 2 s (d) 0.1 s Sound Last Post by Arsh01 5 years ago 1 Posts 2 Users 0 Likes 192 Views 0 09/01/2021 2:53 pm Topic starter Trisha Dave (@trisha-dave) Illustrious Member 2028 Posts 2028 0 0 To hear a distinct echo the time interval between the original sound and the reflected sound must be: (a) 0.2 s (b) 1 s (c) 2 s (d) 0.1 s AnswerAdd a comment Topic Tags class 9 cbse ncert sound 1 Answer Most Voted Oldest Newest 0 09/01/2021 2:54 pm Arsh01 (@arsh01) Noble Member 2028 Posts 0 2028 0 (d) 0.1 s Add a comment Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
