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Explain how an electric current affects the charged atoms in a piezoelectric crystal and how this allows the crystal to push a robotic forward

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Answer: The piezoelectric effect describes the property of certain solids to generate an electrical charge under mechanical stress. The actuating force modifies the microscopic structure of the body; dipoles are created between which a voltage builds up. And Their positive and negative charges complement each other creating two types of electricity: static electricity

Step-by-step explanation:

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