Questions

Does spring constant affect amplitude?

Does spring constant affect amplitude?

The spring constant (k in the Hooke’s law equation) is the ratio of the F/x. If this ratio is low, then there will be a relatively large displacement for any given F value. Being displaced furthest from the equilibrium position will set the spring into a relatively high amplitude vibrational motion.

What is the amplitude of a spring oscillation?

The object oscillates around the equilibrium position, and the net force on the object is equal to the force provided by the spring. The maximum displacement from equilibrium is called the amplitude (A).

Why does the amplitude of a pendulum decrease over time?

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Simple gravity pendulum Real pendulums are subject to friction and air drag, so the amplitude of their swings declines.

What happens if the spring constant increases?

A stronger spring-with a larger value of k-will move the same mass more quickly for a smaller period. As the spring constant k increases, the period decreases. For a given mass, that means a greater acceleration so the mass will move faster and, therefore, complete its motion quicker or in a shorter period.

How does mass affect amplitude of a spring?

A nonideal pendulum would, e.g., include a mass for the arm. Then, a larger bob mass would shift the center of mass closer to the ideal point (and have a decreasing effect on the frequency for a given amplitude). In springs, however, the force is F=-kx so an increase in mass would increase the amplitude.

Does amplitude affect frequency SHM?

One special thing is that the period T and frequency f of a simple harmonic oscillator are independent of amplitude. The string of a guitar, for example, will oscillate with the same frequency whether plucked gently or hard. Because the period is constant, a simple harmonic oscillator can be used as a clock.

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Does amplitude affect the period of a spring?

No, the amplitud does not affect to the period. Where both the amplitude ( A 0) and the phase angle ( δ) are in fact arbitrary constants which could be any real number, but the frequency ω is determined by the mass and the stiffness constant of the spring (or its equivalent in other mechanic system).

What does the negative sign mean in the spring equation?

The negative sign in the above equation is an indication that the direction that the spring stretches is opposite the direction of the force which the spring exerts. For instance, when the spring was stretched below its relaxed position, x is downward. The spring responds to this stretching by exerting an upward force.

How does amplitude affect the frequency of displacement?

Note that as the displacement is made to increase by increasing the amplitude of oscillation terms involving $x$ square, $x$ cube etc become larger and cannot be neglected. The frequency will then depend on amplitude.

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What is the amplitude and phase shift of the wave?

All Together Now! 1 amplitude is A 2 period is 2π/B 3 phase shift is C (positive is to the left) 4 vertical shift is D