character: Dr. Patel
topic: Applications of Frequency in Modern Communication Systems
grade: 10
subject: Physics
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character: Professor Smith
topic: Introduction to Wave Frequency and Communication
grade: 10
subject: Physics
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character: Ms. Johnson
topic: The Role of Modulation in Frequency Usage
grade: 10
subject: Physics
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character: Mr. Lee
topic: Understanding Signal Frequencies in Wireless Technology
grade: 10
subject: Physics
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