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= m/l = m/l = m/l

= 0.00038 / 0.16 = 0.00038 / = 0.00038 / 0.11
-3
= 2.38 X 10 kg/m 0.137 = 3.45 X 10 kg/m
-3
-3
= 2.77X 10 kg/m

3. Masukkan nilai-nilai yang diperoleh dalam rumus di bawah

1
= = √
2

1 1 1
= = √ = = √ = = √
2 2 2

1 7.84
= √ −
1 11.76 1 9.8 2(0.11) 3.45 10 3
= √ − = √ −
2(0.16) 2.38 10 3 2(0.137) 2.77 10 3

= 219.67 Hz = 217.08 Hz = 216.68 Hz