The Rate of Energy Emission from Unit Surface Area Through

question 13

Multiple Choice

The rate of energy emission from unit surface area through unit solid angle, along a normal to the surface, is known as

• A)emissivity
• B)transmissivity
• C)reflectivity
• D)intensity of radiation
• E)absorptivity.

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Definitions:

Rate of Inflation

The percentage rate at which the general level of prices for goods and services is rising, and subsequently, purchasing power is falling.

Purchasing Power

An individual's or entity's ability to buy goods and services, affected by inflation and personal financial situation.

Hourly Rate

The sum of money received or given out for every hour worked.

Toxic Waste Discharge

The release of harmful pollutants into the environment, usually from industrial operations.