Part A If the string's linear density is 0.730 g/m and the tension is 140 N , how long is the vibrating section of the violin string? Express your answer with the appropriate units. Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value type Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type