an elastic spring has a length `l_(1)` when tension in it is 4N. Its length is `l_(2)` when tension in it is 5N. What will be its length when tension in it is 9N?

Length of an elastic string is x then tension 5N is applied and its length will be y when tension 7 N. What will be its original length ?

Length of an elastic string is x then tension 5N is applied and its length will be y when tension 7 N. What will be its original length ?

The length of a wire l_(1) when tension is 4 N and l_(2) when the tension is 5 N. Then its original length would be

The length of a rubber cord is l_(1) m when the tension is 4 N and l_(2) m when the tension is 6 N.The length when the tension is 9 N, is

The length of a rubber cord is l_(1) m when the tension is 4 N and l_(2) m when the tension is 6 N.The length when the tension is 9 N, is

When the tenstion on a wire is 4N its length is l_(1) . When the tension on the wire is 5N its length is l_(2) . Find its natural length.

When the tension on a wire is 4N its length is l_(1) . When the tension on the wire is 4N length is l_(1) . When the tension on the wire is 5N its length is l_(2) . Find its natural length.