About Linear Expansion Vertical
KFW - Linear Expansion Vertical: ½ meter.
KFW-A Linear Expansion Vertical: 1 meter.
- Consist of a chrome plated brass pipe fitted on a superior quality spherometer.
- Inlet & Outlet steam tubes.
- Complete with 3 test rod
Precision and Versatility for Laboratory StudiesWith a measurement range of 0 to 10 mm and high accuracy of 0.01 mm, this apparatus is ideal for demonstrating and measuring linear expansion in solids during physics experiments. Its three rodsbrass, copper, and steelallow students to compare material properties under controlled heating, essential for comprehensive educational applications.
User-Friendly and Safe OperationThe unit is designed for easy, manual operation on a standard laboratory bench. Featuring a 250 W heating element, its built-in thermal cut-off switch ensures safety during use. Calibration is completed at the factory, so the device is ready for immediate deployment, supported by clear instructions in the supplied user manual.
FAQs of Linear Expansion Vertical:
Q: How does the Vertical Linear Expansion Apparatus operate in the laboratory?
A: The apparatus functions by heating one of its interchangeable rods (brass, copper, or steel) with a 250 W electric element. As the rod expands, its movement is measured on a graduated vernier scale, allowing precise determination of linear expansion between 0 and 10 mm.
Q: What materials are included for linear expansion experiments and why?
A: Three rods made of brass, copper, and steel are included to facilitate comparative analysis of how different metals expand with heat. These materials have distinct coefficients of expansion, enriching physics experiments and student learning.
Q: When should the apparatus be calibrated before use?
A: Factory calibration is performed before shipment, ensuring ready-to-use accuracy (0.01 mm). Recalibration is not necessary before initial use; however, periodic verification is recommended according to your institutions maintenance schedule.
Q: Where is the best setting to utilize this apparatus?
A: It is best operated on a stable laboratory bench in educational institutions, physics labs, or research facilities. The compact dimensions make it convenient for bench-top setups where precise mechanical measurement is required.
Q: What is the process of measuring linear expansion with this device?
A: To measure expansion, select the desired rod, set the initial reading on the graduated scale, then turn on the electric heating element. As the rod heats and expands, the movement is tracked on the vernier scale, allowing accurate measurement of the change in length.
Q: How does the thermal cut-off switch enhance user safety during operation?
A: The integrated thermal cut-off switch automatically interrupts power to the heating element if it overheats, preventing damage to the device and reducing the risk of accidents, thus ensuring safe laboratory operation.
Q: What benefits does this apparatus offer for educational institutions?
A: The Vertical Linear Expansion Apparatus facilitates clear demonstration of thermal expansion concepts, provides high accuracy measurements, and is easy to operate. Its robust construction and foam box packaging ensure long service life, making it ideal for repeated use in educational environments.