[" 57.When a spring is subjected to "4N" force its length is "],[" a metre,and if "5N" is applied length is "b" metre.If "],[9N" is applied its length is: "]

The length of a spring is alpha when a force of 4N is applied on it and the length is beta when 5N is applied. Then the length of spring when 9 N force is applied is-

The length of a spring is alpha when a force of 4N is applied on it and the length is beta when 5N is applied. Then the leng of spring when 9 N force is applied is-

The length of a spring is alpha when a force of 4N is applied on it and the length is beta when 5N is applied. Then the leng of spring when 9 N force is applied is-

The area of a rectangle is 3.25 square metres and its length is 2.5 metres. What is its breadth?

When a force is applied along the length of the wire

When a force is applied along the length of the wire

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 ?

A: A thread of length L is streatched by a force of 5N, its length increases by a and stretched by force of 6N its length increases by b, now if it is stretched by force of 11 N its length increases by (a + b -L). R: Increasing the length of elastic thread is proportional to its initial length.