Which of the Following Best Describes the Meaning of the Rating

question 92

Multiple Choice

Which of the following best describes the meaning of the rating called NIC (Noise Isolation Class) ?

• A)The measurement of surfaces in which sound transmits off of.
• B)A measures the effectiveness of panels in reducing speech intelligibility.
• C)The measurement of placement of elements that block direct line-of-sight travel paths for sound waves.
• D)An interzonal rating that evaluates panels in terms of both absorption and transmission of sound.

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Definitions:

Formal Research

A structured method of investigation following a specific protocol or methodology to gather and analyze data.

Main Ideas

The central concepts or underlying messages in a piece of communication or work.

Effective Meaning

The successful conveyance or communication of a particular message or idea so that it is understood by others.

Topic Sentence

A sentence that expresses the main idea of the paragraph in which it occurs, guiding the reader's understanding of the section's content.