A Dumbbell-Shaped Object Is Composed by Two Equal Masses,m,connected by a Rod

question 17

Multiple Choice

A dumbbell-shaped object is composed by two equal masses,m,connected by a rod of negligible mass and length r.If I₁ is the moment of inertia of this object with respect to an axis passing through the center of the rod and perpendicular to it and I₂ is the moment of inertia with respect to an axis passing through one of the masses,it follows that

• A) I₁ = I₂.
• B) I₁ > I₂.
• C) I₂ > I₁.

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Definitions:

Delegator

A person or entity that assigns tasks or duties to another party (the delegatee) while maintaining ultimate responsibility.

Obligation

A duty or commitment requiring an individual or entity to act in a certain way, often legally binding.

Duress

A situation where a person is compelled to perform an act or enter into a contract under threat of violence, harm, or undue pressure.

Doctrine

A system of principles or tenets adopted and propagated by a religious organization, political entity, or similar body.