An object of mass 0.2kg executes simple harmonic motion along the x-ax – McqOptions

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1.	An object of mass 0.2kg executes simple harmonic motion along the x-axis with a frequency of (25/ )Hz. At the position x = 0.04, the object has kinetic energy of 0.5J and potential energy 0.4J. The amplitude of oscillation is?
A.	6cm
B.	4cm
C.	8cm
D.	2cm
Answer» B. 4cm

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An object of mass 0.2kg executes simple harmonic motion along the x-axis with a frequency of (25/ )Hz. At the position x = 0.04, the object has kinetic energy of 0.5J and potential energy 0.4J. The amplitude of oscillation is?