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Spinning on String of Variable Length definitions Flashcards

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Spinning on String of Variable Length definitions
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  • Angular Momentum

    A conserved quantity in rotational motion, calculated as the product of moment of inertia and angular velocity.
  • Centripetal Force

    The force required to keep an object moving in a circular path, directed towards the center of rotation.
  • Tangential Speed

    The linear speed of an object moving along a circular path, related to angular velocity by the radius.
  • Moment of Inertia

    A measure of an object's resistance to changes in its rotational motion, dependent on mass distribution.
  • Rotational Speed

    The number of rotations or revolutions per unit time, often measured in RPM (revolutions per minute).
  • Radial Distance

    The distance from the center of rotation to the point of interest on the rotating object.
  • Tension

    The force transmitted through a string, rope, or cable when it is pulled tight by forces acting from opposite ends.
  • Equilibrium

    A state where the sum of forces and torques on a system is zero, resulting in no net motion.
  • Point Mass

    An idealized object with mass concentrated at a single point, used in physics to simplify calculations.
  • RPM

    Revolutions per minute, a unit of rotational speed indicating the number of full rotations completed in one minute.
  • Centripetal Acceleration

    The acceleration directed towards the center of a circular path, necessary for maintaining circular motion.
  • Linear Velocity

    The rate of change of position of an object along a straight path, equivalent to tangential speed in circular motion.
  • Conservation Principle

    A fundamental concept stating that certain physical quantities remain constant in an isolated system.
  • Mass

    A measure of the amount of matter in an object, influencing its resistance to acceleration.
  • Gravity

    The force of attraction between two masses, typically experienced as the weight of an object on Earth.