Moment of Inertia Model
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Product Code : SCL-PLE-11600
The StemAids Moment of Inertia Model is a specialized physics apparatus designed for the empirical study of rotational inertia and the influence of mass distribution on angular acceleration. Optimized for Secondary and University-level science laboratories, it provides a comparative platform to demonstrate that inertia is not merely a function of total mass, but of its distance from the axis of rotation. Manufactured to ISO 9001:2015 standards by durable model ensures standardized instructional delivery for classical mechanics and rotational dynamics modules.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
Durable I-Shaped Metal Pipe Assemblies |
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Mass Components |
Thick Metal Washers precision-welded for stability |
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Comparative Sets |
Two (2) distinct assemblies with identical total mass |
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Distribution Mode A |
Center-Weighted: Washers positioned near the central axis |
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Distribution Mode B |
End-Weighted: Washers positioned at the distal ends of the pipe |
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Functional Principle |
Rotational Inertia (I=∑mr2) |
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Demonstration Focus |
Variable torque requirements for identical angular acceleration |
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Assembly Mode |
Pre-Configured, Ready-to-Use standalone demonstration unit |
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ISO Compliance Code |
Manufactured under ISO 9001:2015 Quality Management Systems |
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HS Code |
9023.00.00 (Educational/Demonstrational Physics Apparatus) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
- Rotational Inertia Interface -> Facilitates student visualization of how an object resists changes to its rotational state, much like mass resists linear motion, supporting Mechanics Module 101 (Understanding).
- Mass Distribution Modeling -> Enables the physical study of how shifting mass away from the axis increases the moment of inertia, requiring significantly more torque to rotate (Applying).
- Torque-Acceleration Analysis -> Supports the Analysis of the relationship between force, radius, and rotational resistance, illustrating why a center-weighted assembly spins more easily than an end-weighted one.
- Engineering Design Evaluation -> Allows students to Evaluate the importance of moment of inertia in real-world applications, such as the design of flywheels, rotating machinery, and athletic maneuvers in gymnastics or diving (Evaluating).
International Logistics & Compliance
- Packaging: Export-grade ISPM-15 compliant protective packaging with internal stabilization to prevent the metal pipe assemblies from shifting or bending during transit.
- Documentation: Includes Manufacturer’s Authorization Form (MAF), Certificate of Conformance (CoC), and English Technical User Guides.
- Durability: Tropicalized design with high-quality metal components and corrosion-resistant welding to ensure long-term instructional reliability.
Direct OEM Sourcing Advantages
- Vertical Integration: Total control over mass calibration and welding precision ensures perfectly matched total weights for accurate comparative experiments across bulk rollouts.
- Reliability Protocols: Batch-tested for structural balance and joint strength under high-torque manual manipulation.
- Institutional Support: Guaranteed direct factory availability for replacement assemblies and specialized mounting hardware ensures maximized asset lifecycle and superior long-term ROI.
