Demonstration Spring Set, Each

Details:

This set includes four large springs for the demonstration of hooke’s law or conservation of energy. Each spring is constructed of rugged spring steel with large loops that hang from a pendulum clamp or stretch with hanging masses. Spring constants range from 3.5 N/m to 14 n/m. Spring lengths vary between 10.8 Cm and 21.6 Cm. Each spring has a 1 inch outer diameter.