Conceptual Physics

14.4 - Angular frequency Angular frequency: Frequency measured in radians/second. In the equation for SHM shown in Equation 1, t ...

14.5 - Amplitude Amplitude: Maximum displacement from equilibrium. The amplitude describes the greatest displacement of an objec ...

14.7 - Velocity In Concept 1, you see a graph of an object in simple harmonic motion. The graph shows the displacement of the ob ...

What is the velocity at t = 4.0 seconds? v(t) = íAȦ sin (Ȧt + ij) v(4.0 s) = (í 2 ʌ) sin (8ʌ/3) m/s v(4.0 s) = (í6.28)(0.866) m/ ...

a(t) = íAȦ^2 cos (Ȧt + ij) a(t) = íȦ^2 x(t) amax = AȦ^2 a = acceleration, A = amplitude Ȧ = angular velocity x = displacement, t ...

The formula in Equation 2 calculates the period of the pendulum. When the period and the torsion constant are known, the moment ...

14.10 - A simple pendulum Old-fashioned “grandfather” clocks, like the one you see in Concept 1, rely on the regular motion of t ...

What is the period of this pendulum? T = 2.3 s 14.11 - Interactive problem: a pendulum On the right is a simulation of a simple ...

Physical pendulum period T = period I = moment of inertia m = mass, g = acceleration of gravity h = distance from pivot to cente ...

damping force always opposes (resists) the motion of an object, which means sometimes it acts in the same direction as the resto ...

Types of damped harmonic motion Critically damped: blue line Overdamped: green line Underdamped: red line 14.14 - Forced oscilla ...

physics; they mean the “driving frequency” of the idea is close to the “natural frequency” of their own beliefs. Frequency and a ...

Chapter Assumptions The general form of the equation of motion for an object in SHM is x(t) = A cos (Ȧt + ij). Chapter 14 Proble ...

Section 5 - Amplitude 5.1 What is the amplitude of an object moving in SHM if its displacement in meters is described by: (a) x( ...

Section 9 - A torsional pendulum 9.1 An irregularly-shaped 1.4 kg object is suspended from a wire with a known torsion constant ...

15.0 - Introduction Waves can be as plain to see as the ripples in a pond or as invisible as the electromagnetic waves emanating ...

Mechanical waves have some common properties. First, they require a physical medium, such as air, a string or a body of water. M ...

longitudinal and transverse properties. Some waves both transverse and longitudinal Water waves ·Wave travels horizontally ·Part ...

15.4 - Amplitude Amplitude: The maximum displacement of a particle in a wave from its equilibrium position. Several terms discus ...

What is the wavelength of this wave? Ȝ = 0.60 m 15.6 - Period and frequency Period: Amount of time for a particle in a wave to c ...