Forum Forums Class 9 Science Sound Notifications Clear all Sound Page 16 / 18 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Next Votes & Answers Question Question Status 0 1 118 The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute? By Trisha Dave, 5 years ago replies 1 0 1 136 Two children are at opposite ends of an aluminium rod. One strikes the end of the rod with... By Trisha Dave, 5 years ago replies 1 0 1 124 A person has a hearing range from 20 Hz to 20 kHz. What are the typical wavelengths of sou... By Trisha Dave, 5 years ago replies 1 0 1 117 Flash and thunder are produced simultaneously. But thunder is heard a few seconds after th... By Trisha Dave, 5 years ago replies 1 0 1 127 Which characteristic of the sound helps you to identify your friend by his voice while sit... By Trisha Dave, 5 years ago replies 1 0 1 121 Why is sound wave called a longitudinal wave? By Trisha Dave, 5 years ago replies 1 0 1 259 Cite an experiment to show that sound needs a material medium for its propagation. By Trisha Dave, 5 years ago replies 1 0 1 117 Describe with the help of a diagram, how compressions and rarefactions are produced in air... By Trisha Dave, 5 years ago replies 1 0 1 99 What is sound and how is it produced? By Trisha Dave, 5 years ago replies 1 0 1 144 A submarine emits a sonar pulse, which returns from an underwater cliff in 1.02 s. If the ... By Trisha Dave, 5 years ago replies 1 Page 16 / 18 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Next 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
