____ Loss Is Due to Molecule Friction in the Iron

question 4

Multiple Choice

____ loss is due to molecule friction in the iron of an armature because of continual reversal of magnetization.

• A)Mechanical
• B)Eddy current
• C)Hysteresis
• D)Windage

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Definitions:

Radius

The distance from the center to the circumference of a circle or sphere.

Parabola

A symmetrical, open curve that represents the graph of a quadratic function, defined as the set of all points equidistant from a point called the focus and a fixed line called the directrix.

Focus

A specific point used in the definition of conic sections, such as ellipses and hyperbolas, that helps determine their shape.

Vertex

A point where two or more curves, edges, or lines meet; in the context of geometry, it is the corner point of a polygon or polyhedron.