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The length of a rubber cord is l(1) m w...

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

A

`5l_(1) - 4l_(2)`

B

`5l_(2) - 4l_(1)`

C

`9l_(1) - 8l_(2)`

D

`8l_(2) - 5l_(1)`

Text Solution

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The correct Answer is:
B
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