Which of the Following Is NOT an Example of Nonpoint

question 47

Multiple Choice

Which of the following is NOT an example of nonpoint source pollution?

• A)Agricultural runoff
• B)Erosion from logging operations
• C)Acid mine drainage
• D)Sewage treatment plant effluent

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Definitions:

Thermal Expansion

The increase in volume of a substance due to a rise in temperature.

Electronic Overload Unit

A protective device that monitors the current to motors and disconnects power in case of overload, preventing damage.

Overload Unit Contacts

Components within an overload relay that open or close electrical circuits to provide motor protection against excessive current.

Motor Starter Contactor

An electromechanical switch used to control the power supply to a motor, providing safe start and stop operations.