Student investigates how the resonant length L of a 30N loaded wire varies with frequency f as shown in the equation. For the six different frequencies, the student records the values of L as given in the table below, find the values of A - F to 3 decimal places.

Present your answer in this format (in a single horizontal line):

A = ?, B = ?, C = ?, D = ?, E = ?, D = ?







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2. Calculate the mean values of 1/L and record the values in the space provided. Write the value only in 3 decimal points.
3. Plot the graph of f against 1/L in the graph and evaluate and record the gradient of the graph to 3 decimal places.
1.443
4. Evaluate the intercept of the graph to 3 decimal places
5. If the tension T in the wire is 30N. Determine the value of μ using the equation in question 1 and your answer of the gradient in 3 decimal places.

6. Evaluate the radius r of the wire if the density ρ of the wire is 88 kg/m3 using an expression for μ given as:
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