Elastic Cords

The Elastic Cords from Micro Technologies are practical mechanics laboratory accessories designed primarily for accelerating dynamics trolleys and supporting experiments involving force, acceleration, elastic energy and motion.

Each cord is approximately 180 mm long, providing a compact elastic element that can be incorporated into suitable trolley and dynamics experiments.

A useful feature of the cords is the provision of eyelets at both ends. These eyelets provide convenient attachment points for connecting the cord to compatible laboratory apparatus, trolleys or supporting arrangements.

When an elastic cord is stretched, energy is stored in the cord as elastic potential energy.

Upon release, this stored energy can be converted into kinetic energy, producing motion in an attached trolley or other suitable mechanics apparatus.

For an ideal elastic element operating within an appropriate range, the relationship between applied force and extension may be introduced through Hooke's Law:

F = kx

where:

F = Applied Force
k = Effective Elastic Constant
x = Extension

The cords can therefore support demonstrations involving the relationship between elastic deformation and restoring force, although actual elastic-cord behavior may differ from that of an ideal spring.

When used to accelerate a dynamics trolley, the cord can provide a convenient method of applying an initial driving force without requiring a motorized system.

Students can observe the trolley's resulting motion and investigate concepts involving acceleration, velocity, kinetic energy and force.

The cords can also support comparative experiments in which the extension is varied before release.

A greater extension generally stores more elastic energy, allowing students to observe how changing the initial elastic condition influences trolley motion.

Elastic potential energy for an ideal spring-like system is commonly represented as:

E = ½kx²

This relationship provides a useful theoretical basis for discussing energy storage and conversion during elastic-driven motion.

When released, stored elastic energy is transformed into kinetic energy of the moving trolley, while practical losses may occur through friction, vibration and internal deformation.

The cords may also be incorporated into collision, dynamics and motion setups where a flexible restoring or accelerating element is required.

Because the cords have attachment eyelets at both ends, they can be installed and removed conveniently during repeated experiments.

The set is supplied as a pack of 12 cords, providing multiple units for laboratory groups, replacements or simultaneous experimental setups.

Manufactured and supplied by Micro Technologies, these Elastic Cords are suitable accessories for physics and mechanics laboratories using dynamics trolleys and related motion apparatus.

Features

• Elastic cords for mechanics experiments
• Designed for accelerating trolleys
• Approx. 180 mm cord length
• Eyelets at both ends
• Convenient attachment arrangement
• Pack of 12 cords
• Suitable for force experiments
• Supports acceleration demonstrations
• Useful for elastic energy studies
• Suitable for trolley dynamics
• Supports motion experiments
• Reusable laboratory accessory
• Compact and easy to handle
• No electrical power required

Benefits

• Provides a simple method for accelerating dynamics trolleys
• Eyelets make attachment convenient
• Supports practical force and motion experiments
• Useful for demonstrating elastic energy storage
• Allows different extension conditions to be compared
• Can support acceleration and velocity investigations
• Pack of 12 is convenient for group laboratory use
• Compatible with suitable mechanics setups
• Requires no electrical supply
• Easy to store and replace

Product Specifications

Applications

• Dynamics trolley experiments
• Trolley acceleration experiments
• Force and motion studies
• Elastic force demonstrations
• Elastic potential energy experiments
• Kinetic energy demonstrations
• Acceleration investigations
• Velocity experiments
• Mechanics practicals
• Dynamics experiments
• Motion demonstrations
• Physics laboratory experiments

Available Variants

Elastic Cords, Trolley Elastic Cords, Dynamics Elastic Cords, Mechanics Elastic Cord Set, Elastic Acceleration Cords, Physics Lab Elastic Cords

SKU System

MT-EC-180-12

FAQs

What are Elastic Cords used for?

They are primarily used for accelerating dynamics trolleys and supporting experiments involving force, motion, acceleration and elastic energy.

What is the length of each Elastic Cord?

Each cord is approximately 180 mm long.

Are attachment eyelets provided?

Yes. Each elastic cord has eyelets at both ends for convenient connection to suitable apparatus.

How many cords are supplied?

The Elastic Cords are supplied in a pack of 12.

Can these cords be used with Dynamic Trolleys?

Yes. They are specifically suitable for accelerating compatible dynamics trolleys in mechanics experiments.

Can Elastic Cords demonstrate potential energy?

Yes. Stretching an elastic cord stores elastic potential energy, which can be converted into kinetic energy when released.

Can they be used for force experiments?

Yes. They can support suitable experiments involving elastic restoring force, extension and motion.

Do Elastic Cords behave exactly like ideal springs?

Not necessarily. Real elastic cords may show non-linear behavior, so Hooke's Law should only be applied where the experimental response is approximately linear.

Do the cords require electrical power?

No. They are completely mechanical laboratory accessories.

Where can these Elastic Cords be used?

They are suitable for physics laboratories, mechanics laboratories, dynamics experiments and trolley-based motion setups.

Why Choose Our Products

• Manufactured and supplied by Micro Technologies
• Approx. 180 mm length
• Eyelets at both ends
• Pack of 12
• Suitable for dynamics trolleys
• Useful for force and acceleration experiments
• Supports elastic-energy demonstrations
• Simple mechanical operation
• Institutional and bulk procurement available
• OEM supply requirements supported

Call to Action

Add versatile Elastic Cords from Micro Technologies to your dynamics laboratory for practical experiments involving trolley acceleration, force, motion and elastic energy. Supplied in a convenient pack of 12 with eyelets at both ends, they are ideal for repeated mechanics experiments. Contact us for institutional pricing, bulk procurement, OEM supply and customized quotations.