1) Find the angular frequency, period, amplitude, and midline of the following sine function. Then write a possible formula, f(t), for the graph. Angular Frequency: 4 Period: Amplitude: 4 5 6. -7 -6 -5-4 - -2 -1 -1 Midline: -2 -3 -4 Formula: -5
Simple harmonic motion
Simple harmonic motion is a type of periodic motion in which an object undergoes oscillatory motion. The restoring force exerted by the object exhibiting SHM is proportional to the displacement from the equilibrium position. The force is directed towards the mean position. We see many examples of SHM around us, common ones are the motion of a pendulum, spring and vibration of strings in musical instruments, and so on.
Simple Pendulum
A simple pendulum comprises a heavy mass (called bob) attached to one end of the weightless and flexible string.
Oscillation
In Physics, oscillation means a repetitive motion that happens in a variation with respect to time. There is usually a central value, where the object would be at rest. Additionally, there are two or more positions between which the repetitive motion takes place. In mathematics, oscillations can also be described as vibrations. The most common examples of oscillation that is seen in daily lives include the alternating current (AC) or the motion of a moving pendulum.
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Title: Analyzing a Sine Function Graph
1) Task: Find the angular frequency, period, amplitude, and midline of the following sine function. Then write a possible formula, f(t), for the graph.
**Graph Explanation:**
- The graph depicts a sine wave plotted on a coordinate grid.
- The horizontal axis is labeled as "t," ranging from -7 to 7.
- The vertical axis is labeled as "h," ranging from -5 to 5.
- The sine wave oscillates between a maximum of 4 and a minimum of -4.
**To Determine:**
- **Angular Frequency**: The rate of change of the function's phase. In mathematical terms, it is associated with the frequency of oscillation in radians per unit time.
- **Period**: The horizontal distance required for the sine wave to complete one full cycle. Observing the graph, the period can be calculated from point to point of repetition.
- **Amplitude**: The vertical distance from the midline to a peak or trough of the wave. It measures the height of the wave peaks.
- **Midline**: The horizontal line that runs through the middle of the sine wave. It is the average of the maximum and minimum values of the wave.
- **Formula**: An expression of the function f(t) in terms of its amplitude, angular frequency, phase shift, and vertical shift (midline).
The sine function graph's characteristics can be used to derive a possible equation that represents the wave precisely with the identified parameters."
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