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Two springs, of force constants k₁ and k₂ , are connected to a mass m as shown. The frequency of oscillation of the mass is f . If both k₁ and k₂ are made four times their original values, the frequency of oscillation becomes

Options

  1. Af / 2
  2. Bf / 4
  3. C4 f
  4. D2 f

Correct answer

D. 2 f

Step-by-step solution

aligned f & = 1 2 k₁+k₂ m f^ & = 1 2 2 k₁+k₂ m =2 f aligned

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