A Domed Ceiling Is a Parabolic Surface

question 395

Multiple Choice

A domed ceiling is a parabolic surface. For the best lighting on the floor, a light source is to be placed at the focus of the surface. If 2 m down from the top of the dome the ceiling is 28 m wide, find the best location for the
Light source.

• A) 49 m down from the top
• B) 73.5 m down from the top
• C) 98 m down from the top
• D) 24.5 m down from the top

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Definitions:

Divest

The process of selling off subsidiary business interests or investments as a strategic move for a company.

Newly Merged Firm

A company that has recently combined with another entity in a merger, pooling their resources, operations, and strategies to form a single, larger organization.

Economies of Scale

The cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Synergistic Gains

The enhanced value created by the combination of two or more companies or assets, beyond what they could achieve independently.