SOLUTION: The frequency of vibration of a wire varies directly as the square root of the tension in the wire. If the freqency is 119 hz when the tension is 1.9 N, find the frequency when the

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The frequency of vibration of a wire varies directly as the square root of the tension in the wire. If the freqency is 119 hz when the tension is 1.9 N, find the frequency when the      Log On


   

Question 1135436: The frequency of vibration of a wire varies directly as the square root of the tension in the wire. If the freqency is 119 hz when the tension is 1.9 N, find the frequency when the tension is 6.71 N.
Found 2 solutions by greenestamps, josgarithmetic:
Answer by greenestamps(13198) About Me  (Show Source):
You can put this solution on YOUR website!


Multiply the given frequency by the square root of (6.71/2.9).

Use your calculator....

Answer by josgarithmetic(39615) About Me  (Show Source):
You can put this solution on YOUR website!
y, frequency
x, tension
k, variation constant

y=k%2Asqrt%28x%29


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k=y%2Fsqrt%28x%29
k=119%2Fsqrt%281.9%29
k=86.332,maybeexcessiveaccuracy
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highlight_green%28y=86.3%2Asqrt%28x%29%29