AG Mechanics CDE Practice Exam

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Prepare effectively for the AG Mechanics CDE exam with our engaging quiz. Featuring multiple-choice questions and detailed explanations, you can increase your knowledge of agricultural mechanics and develop the skills necessary for success in the competition.

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What component in a carburetor helps maintain the proper fuel level?

Diaphragm
Throttle
Float
Choke

The correct answer is: Float

The component in a carburetor that helps maintain the proper fuel level is the float. The float is a buoyant device that rises and falls with the fuel level in the carburetor bowl. As the fuel level rises, the float lifts, which then closes the needle valve, stopping the flow of fuel into the carburetor. This mechanism helps prevent too much fuel from entering the carburetor, ensuring the correct fuel-air mixture for combustion in the engine. The other options, such as the diaphragm, throttle, and choke, play essential roles in the carburetor but do not directly control the fuel level in the same way as the float does.