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4 pts An oscillation can be described by the equation: x 29 21(cm) COS(85.75(hz) tsec)+ 63.71). Based on this equation, what is the period of the oscillation in seconds? D | Question 4 4 pts An oscillation can be described by the equation: x-24.1(cm cos12Nhz) . tisec) + 542), Based on this equation, what is the angular frequency of the oscillation in Hertz 4 pts D Question 5 Consider a mass on a spring. If the oscilation has the period of 31.4 seconds, what is the angular frequency (hertz)?
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Question 3: The given equation is, The general equation is, By comparing two equations, r-29.21(cm)cos(85.75(hz)t(s)+ 63.71 The angular frequency is, co 85.75 Hz Period of the oscillation is, 2π 85.75 = 0.073 Hz Question 4: The given equation is, The general equation is, By comparing two equations, -24.1(cm)cos(29(hz)r(s)+54.2) x-A cos(at +p) The angular frequency is, o- 29 Hz Question 5: The angulr frequency is, 31.4 -0.2 Hz

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