answersLogoWhite

0

To find the moment of inertia for a given object, you need to know the mass of the object and the distance of each mass element from the axis of rotation. The moment of inertia is calculated by summing the products of each mass element and its distance squared from the axis of rotation. The formula for moment of inertia varies depending on the shape of the object.

User Avatar

AnswerBot

3mo ago

What else can I help you with?

Continue Learning about Physics

How to find the moment of inertia of an object?

To find the moment of inertia of an object, you need to know the mass of the object and its distribution of mass around an axis. The moment of inertia is calculated using the formula I miri2, where m is the mass of each particle and ri is the distance of each particle from the axis of rotation. The moment of inertia is a measure of an object's resistance to changes in its rotational motion.


How do you find amount of inertia?

To calculate the amount of inertia, you use the formula I = m * r^2, where I is the moment of inertia, m is the mass of the object, and r is the distance from the axis of rotation. The moment of inertia measures an object's resistance to changes in its rotational motion.


How can one determine the moment of inertia of an object?

To determine the moment of inertia of an object, you need to know the mass of the object and how the mass is distributed around its axis of rotation. The moment of inertia is calculated using the formula I miri2, where mi is the mass of each small part of the object and ri is the distance of that part from the axis of rotation. By summing up the contributions of all the small parts, you can find the total moment of inertia of the object.


What is routh's rule for finding out the moment of inertia an area?

Routh's rule is a method used to determine the product of inertia for a given area, not the moment of inertia. It involves integrating products of the area and its coordinates to find the moment about a certain axis. The final result depends on the choice of axes and the specific problem being analyzed.


Unit of moment of inertia?

metre4

Related Questions

How to find the moment of inertia of an object?

To find the moment of inertia of an object, you need to know the mass of the object and its distribution of mass around an axis. The moment of inertia is calculated using the formula I miri2, where m is the mass of each particle and ri is the distance of each particle from the axis of rotation. The moment of inertia is a measure of an object's resistance to changes in its rotational motion.


How do you find amount of inertia?

To calculate the amount of inertia, you use the formula I = m * r^2, where I is the moment of inertia, m is the mass of the object, and r is the distance from the axis of rotation. The moment of inertia measures an object's resistance to changes in its rotational motion.


How can one determine the moment of inertia of an object?

To determine the moment of inertia of an object, you need to know the mass of the object and how the mass is distributed around its axis of rotation. The moment of inertia is calculated using the formula I miri2, where mi is the mass of each small part of the object and ri is the distance of that part from the axis of rotation. By summing up the contributions of all the small parts, you can find the total moment of inertia of the object.


What is routh's rule for finding out the moment of inertia an area?

Routh's rule is a method used to determine the product of inertia for a given area, not the moment of inertia. It involves integrating products of the area and its coordinates to find the moment about a certain axis. The final result depends on the choice of axes and the specific problem being analyzed.


Unit of moment of inertia?

metre4


State ane prove perpendicular axis theorem?

In physics, the perpendicular axis theorem (or plane figure theorem) can be used to determine the moment of inertia of a rigid object that lies entirely within a plane, about an axis perpendicular to the plane, given the moments of inertia of the object about two perpendicular axes lying within the plane. The axes must all pass through a single point in the plane.Define perpendicular axes , , and (which meet at origin ) so that the body lies in the plane, and the axis is perpendicular to the plane of the body. Let Ix, Iy and Iz be moments of inertia about axis x, y, z respectively, the perpendicular axis theorem states that[1]This rule can be applied with the parallel axis theorem and the stretch rule to find moments of inertia for a variety of shapes.If a planar object (or prism, by the stretch rule) has rotational symmetry such that and are equal, then the perpendicular axes theorem provides the useful relationship:DerivationWorking in Cartesian co-ordinates, the moment of inertia of the planar body about the axis is given by[2]: On the plane, , so these two terms are the moments of inertia about the and axes respectively, giving the perpendicular axis theorem.


What do you measure to find an objects inertia?

Inertia in physics is generally defined as resistance to change in velocity and it is measured as a change in momentum. (p is momentum, so change in momentum would be Δp, measured as Δp = m*Δv)


How can you find the mass of an object when you know the net torque acting on it?

With that amount of information, you can't. You'd also need to know what effectthat torque had on the object ... things like how its rate of rotation changed,its shape (so that you could determine its moment of intertia), etc.In other words, in addition to the net torque on the object, you also need toknow all the details that allow you to calculate numbers for whatever relates thetorque to the mass.


Can you find torque by time in moment of inertia?

Comparing linear and circular motion we can see that moment of inertia represents mass and torque represents force. So the product change in the circular momentum per unit time is torque. Circular momentum is the product of moment of inertia and circular velocity.


What is the equation for inertia?

There are two laws about inertia. The First Law has no formula. It is just a statement that says "an object will continue at constant velocity ,or at rest, until a net force acts on it". This property that requires a force to change its state of motion (or rest) is called the object's "inertia". The Second Law is a formula that describes how an object will move when a net force acts on it. The formula is F = ma. Where, F, is the force and , a , is the objects acceleration. And , m , is the objects mass, which is a measure of the object's inertia. So you could write the formula as a = F/m and in this way you see if the object's mass (inertia) is increased then in order to get the same acceleration you must increase the force. These two laws describe how an object's inertia ,or mass, resists changes in its motion.


Find moment of inertia of a uniform square plate of mass m and edge a about one of its diagonal?

the answer can be done by using perpendicular axis theorem that is using Iz=Ix+Iy and the answer is ma*2/12


How do you find out the moment of inertia of a plane area?

By integration. This means the plane is divided into small pieces, and the contribution of each individual piece to the moment of inertia is evaluated. There are mathematical methods to do this more or less easily - systematically, at least - for certain simple figures, and you can find the moment of inertial of many common figures published in lists.