The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because

Comments and Answers (2)

Priya

Priya

does anyone know the correct answer

Rashmi

Rashmi

how did the answer came

Avatar

{{SampleComment.userName || "Your Name"}} ~ {{SampleComment.userCity}}

{{SampleComment.commentValue || "Your Answer or Comment goes here...."}}