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Chapter 16

3-Dimensional Kinetics of a Rigid Body

Moments and Product of Inertia
Moments and Product of Inertia
The moment of inertia for a differential element of a rigid body can be calculated by multiplying the mass of the element by the square of the shortest ...
Inertia Tensor
Inertia Tensor
The inertia tensor is used to describe the distribution of mass and rotational inertia of a rigid body. The inertia tensor is represented using a 3×3 ...
Moment of Inertia about an Arbitrary Axis
Moment of Inertia about an Arbitrary Axis
The moment of inertia is commonly discussed in relation to principal axes, but it can also be calculated for any arbitrary axis. When considering an ...
Angular Momentum about an Arbitrary Axis
Angular Momentum about an Arbitrary Axis
Consider a rigid body of mass 'm' and a center of mass at point G, rotating in an inertial reference frame. At an arbitrary point P, the angular ...
Angular Momentum and Principle Axes of Inertia
Angular Momentum and Principle Axes of Inertia
The angular momentum for a rigid body can be expressed as the integral of the cross-product of the position vector of the mass element with the ...
Principle of Impulse and Moment
Principle of Impulse and Moment
Consider a rigid body undergoing a general planar motion, a combination of translational and rotational motion. Newton's second law gives the equation ...
Kinetic Energy for a Rigid Body
Kinetic Energy for a Rigid Body
Consider a rigid body undergoing a general planar motion. Its center of mass is located at point G. The kinetic energy of the i-th particle of the rigid ...
Equation of Motion for a Rigid Body
Equation of Motion for a Rigid Body
The motion of a rigid body can be described using equations for translational motion and rotational motion about the center of mass. Newton's Second ...
Euler Equations of Motion
Euler Equations of Motion
Consider a rigid body rotating with an angular velocity of ω in an inertial frame of reference. Another rotating frame is attached to the body that ...
Torque Free Motion
Torque Free Motion
Torque-free motion refers to the movement of a rigid body without any external torques acting upon it. Consider an axisymmetric object, with the z-axis ...
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