Electrical Safety Pretest

What is the purpose of grounding electrical systems in agricultural environments?

• To reduce the cost of electricity

• To prevent electrical shock and fire hazards

• To increase the speed of electrical currents

• To enhance the taste of agricultural products

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DOK Level 2: Skill/Concept

Which type of grounding technique is most commonly used in agricultural electrical systems to ensure safety?

• Grounding to a metal water pipe

• Grounding to a wooden stake

• Grounding to a metal rod driven into the earth

• Grounding to a plastic pipe

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DOK Level 2: Skill/Concept

What is the main function of a Ground Fault Circuit Interrupter (GFCI) in agricultural electrical systems?

• To increase voltage

• To prevent electrical fires

• To protect against electrical shock

• To reduce electricity bills

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DOK Level 2: Skill/Concept

Why is it important to use circuit protection methods such as fuses and circuit breakers in agricultural electrical systems?

• To save energy

• To prevent overloading and potential fire hazards

• To increase the lifespan of electrical equipment

• To reduce the need for maintenance

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DOK Level 2: Skill/Concept

Which of the following is a recommended practice for ensuring electrical safety in agricultural environments?

• Using uninsulated wires

• Regularly inspecting and maintaining electrical equipment

• Installing electrical systems without professional help

• Using water to clean electrical equipment

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DOK Level 2: Skill/Concept

What is the role of a surge protector in agricultural electrical systems?

• To increase the voltage of the electrical system

• To protect electrical equipment from voltage spikes

• To decrease the current flow

• To convert AC to DC

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DOK Level 2: Skill/Concept