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MHT CET 2024 (9 May, Shift 2) · Velocity & Acceleration in SHM

Velocity & Acceleration in SHM question from MHT CET 2024 (9 May, Shift 2)

Q34MHT CET 2024 · 9 MAY · SHIFT 2Medium

Velocity & Acceleration in SHM

A particle is executing a linear simple harmonic motion. Let ' V1V_1 ' and ' V2V_2 ' are its speed at distance ' x1x_1 ' and ' x2x_2 ' from the equilibrium position. The amplitude of oscillation is

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Answer: (c)

  1. V12ω2=A2−x12\frac{V_1^2}{\omega^2} = A^2 - x_1^2 and V22ω2=A2−x22\frac{V_2^2}{\omega^2} = A^2 - x_2^2.
  2. Divide: V12(A2−x22)=V22(A2−x12)V_1^2(A^2 - x_2^2) = V_2^2(A^2 - x_1^2).
  3. A2(V12−V22)=V12x22−V22x12A^2(V_1^2 - V_2^2) = V_1^2x_2^2 - V_2^2x_1^2.
  4. A=V12x22−V22x12V12−V22A = \sqrt{\frac{V_1^2x_2^2 - V_2^2x_1^2}{V_1^2 - V_2^2}}, so the answer is (c).
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