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A mass m at the end of a spring of spring constant k is undergoing simple harmonic oscillations with amplitude A. A 33% Part (a) At what positive value of displacement x in terms of A is the potential energy 1/9 of the total mechanical energy? A 33% Part (b) What fraction of the total mechanical energy is kinetic if the displacement is 1/2 the amplitude? > A 33% Part (C) By what factor does the maximum kinetic energy change if the amplitude is increased by a factor of 3? KE max | KEmax = 8 9 HOME п ( 7 EM4 5 6 sino cos tan cotan asino acos atan acotan sinh cosh tanh cotanh Degrees O Radians 1 2 3 + - 0 END NO BACKSPACE DEL CLEAR