Math Mechanics Pt.2

The moment of inertia of the circle with respect to its tangent is ___ times its centroidal moment of inertia.

• 2

• 3

• 4

• 5

The moment of inertia of a rectangle with respect to the base is ___ times its moment of inertia with respect to the centroid.

• 2

• 3

• 4

• 5

What is the mass of inertia of a sphere of mass m and radius r?

Given a cylinder of radius r, altitude n and mass m. What is its mass of inertia?

A structure is called ___ if at least one of its individual members is a multiforce member.

• truss

• frame

• three-hinged arch

• bridge

Another term of moment of inertia

• moment of area

• second moment of area

• moment of mass

• all of the above

The diagram of an isolated body with the representation of all external forces acting on it is called

• maxwell diagrma

• stress-strain diagram

• free body diagram

• shear and moment diagram

A framework composed of members joined at their ends to form a rigid structure.

• machine

• truss

• joist

• purlin

The moment of the resultant of two concurrent forces with respect to a center of their planes is equal to the algebraic sum of the moment of the components with respect to the same center.

• law of reaction

• varignon's theorem

• mass moment of inertia

• law of inertia

The condition exist I structures where the reactive forces exceed the number of independent equations for equilibrium. Such case is called

• statically determine

• statically indeterminate

• static equilibrium

• none of the above