The fundamental frequency of a sonometer wire is 100 Hz. If a weigth of 3 kg is
Channel: Doubtnut
Date: 2020-05-24

The fundamental frequency of a sonometer wire is 100 Hz. If a weigth of 3 kg is added to the hanger, the frequency of the wire is doubled. What was the initial load on the hanger ? [ The weight of the hanger is included in the  load . ]