Table of Contents
What is moment and moment of inertia?
The moment of inertia, otherwise known as the mass moment of inertia, angular mass, second moment of mass, or most accurately, rotational inertia, of a rigid body is a quantity that determines the torque needed for a desired angular acceleration about a rotational axis, akin to how mass determines the force needed for …
What term means the same thing as inertia?
apathy, laziness, paralysis, passivity, sluggishness, deadness, drowsiness, dullness, idleness, immobility, immobilization, inactivity, indolence, languor, lassitude, lethargy, listlessness, oscitancy, sloth, stillness.
What is the difference between center of gravity and moment of inertia?
The center of gravity of an object is the point one can use as the place where gravity pulls on the object. Moment of inertia depends not only on the mass of an object, but also its distribution: material far from the axis of rotation adds more rotational inertia than material close to the axis.
Is inertia a vector?
Scalar or Vector? Inertia is a SCALAR quantity. Inertia represents an object’s resistance to a change in its current state of motion. Inertia is related to an object’s mass, which is a scalar quantity.
How do you determine the moment of inertia?
Calculate the rotational inertia or the moment of inertia by multiplying the mass of the object with square of the distance between the object and the axis, the radius of rotation.
What does the moment of inertia determine?
The moment of inertia, otherwise known as the mass moment of inertia, angular mass, second moment of mass, or most accurately, rotational inertia, of a rigid body is a quantity that determines the torque needed for a desired angular acceleration about a rotational axis , akin to how mass determines the force needed for a desired acceleration.
How is it possible to calculate the moment of inertia?
Measure the distance r from any particle in the object to the axis of symmetry
What do you mean by moment of inertia?
Moment of inertia. Moment of inertia is a property of rotating bodies that defines its resistance to a change in angular velocity about an axis of rotation.