Which One of the Following Statements Concerning Emissivity Is False

question 17

Multiple Choice

Which one of the following statements concerning emissivity is false?

• A)The emissivity is 1.0 for a perfect radiator.
• B)The emissivity is 1.0 for a perfect absorber.
• C)Emissivity depends on the condition of the surface.
• D)Emissivity is a dimensionless quantity.
• E)Emissivity depends on the surface area of the object.

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Definitions:

Cloud Seeding

The practice of dispersing substances into clouds to encourage precipitation, used as a technique to enhance rainfall or snowfall.

Urban Wastewater

Urban Wastewater is water that has been adversely affected in quality by anthropogenic influence, including household sewage and industrial effluents, requiring treatment before release or reuse.

Irrigation

The artificial application of water to soil, typically to assist in the growth of agricultural crops in dry areas or during periods of inadequate rainfall.

Hydrological Connection

The relationship and interaction between different bodies of water within the hydrological cycle, including surface water, groundwater, and atmospheric water processes.