Apparatus of Sound Speed Measurement & Ultrasonic Ranging for Mechanics Physics Lab

This Apparatus of Sound Speed Measurement & Ultrasonic Ranging for Mechanics Physics Lab is designed for studying sound wave propagation, sound velocity measurement, and ultrasonic ranging technology. The system enables users to determine the speed of sound in air using resonance interference, phase comparison, and time difference methods while also investigating ultrasonic distance measurement based on reflected sound waves. Through practical experimentation, students gain a comprehensive understanding of acoustic wave behavior, ultrasonic sensing principles, and their applications in engineering, industrial measurement, and scientific research.

Physics Lab Experiments from Atico Exports.

Experimental Principle and Content

• Measure the Speed of Sound in Air Using the Resonant Interference Method
• Determine Sound Velocity Using Phase Comparison Techniques
• Measure Sound Velocity Using the Time Difference Method
• Study Sound Wave Propagation in Air
• Investigate the Relationship Between Frequency, Wavelength, and Sound Velocity
• Measure Distance Using Ultrasonic Reflection Principles
• Explore the Operation and Applications of Ultrasonic Ranging Systems

Educational Objectives

• Understand the Principles of Sound Wave Propagation
• Learn Multiple Methods for Determining Sound Velocity
• Study Resonance and Phase Relationships in Acoustic Systems
• Explore the Fundamentals of Ultrasonic Sensing and Ranging
• Develop Practical Skills in Experimental Measurement and Data Analysis
• Understand Real-World Applications of Ultrasonic Technology

Sine Wave Signal Generator :

• Frequency Range: 30–50 kHz
• Resolution: 1 Hz

Ultrasonic Transducer :

• Piezo-Ceramic Element
• Operating Frequency: 40.1 ± 0.4 kHz

Vernier Caliper :

• Measuring Range: 0–200 mm
• Accuracy: 0.02 mm

Experimental Platform :

• Base Board Dimensions: 380 mm × 160 mm

Measurement Accuracy :

• Sound Velocity in Air: Error Less Than 2%

Standard Supply

• Signal Generator Unit × 1
• Ultrasonic Transducer Set × 1
• Experimental Platform × 1
• Vernier Caliper × 1
• Connection Cables × 1 Set
• Instruction Manual × 1

• High-Performance Ultrasonic Sensor
• Simple Structure with Stable and Reliable Operation
• Multiple Experimental Applications
• Accurate and Repeatable Measurements