Physics, 27.07.2019 01:10 Daud2020

An object on the end of a spring with spring constant k moves in simple harmonic motion with amplitude a and frequency f. which of th following is a possible expression for the kinetic energy of the object as a function of time t? (a) ka2 sin2 (2tft) (b) aka cos (2t ft) (c) ka sin (2n ft) (d) ka cos (2tt ft)

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