You Are Working in Africa to Help Developing Nations with Water

question 41

Multiple Choice

You are working in Africa to help developing nations with water scarcity.To decrease the number of people dying each day from waterborne diseases,you propose a program which will

• A)install pit latrines away from water sources.
• B)build a treatment plant for decontamination of waste water.
• C)support the local community to improve water management.
• D)these are all parts of your program which would decrease waterborne diseases.

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Definitions:

Rails

In electrical or electronic contexts, rails often refer to conductive paths that supply power to various components within a system.

Rungs

Horizontal lines in ladder diagrams that represent electrical circuits.

Symbols

Representations or signs used to indicate objects, functions, or processes in diagrams or models, especially in technical fields.

Control Coil

An electromechanical device used in relays, contactors, and other control components, generating a magnetic field to actuate the operation of these devices.