The____________ Emits a High-Frequency Sound Wave and Then Detects the Echo

question 7

Multiple Choice

The____________ emits a high-frequency sound wave and then detects the echo when it bounces off the object.

• A)photodetector
• B)ultrasonic detector
• C)proximity detector
• D)proximity sensor

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Definitions:

Production Expertise

The specialized skills and knowledge in creating and manufacturing goods effectively and efficiently.

Gray Market Activities

The trade of legal goods through unauthorized, unofficial, or unintended distribution channels.

Product Standardization

The process of setting uniform characteristics for a particular product or products, which can help reduce costs and increase quality.

Weight-To-Volume Ratio

A measure that compares the weight of an object to its volume, often used in shipping and material science.