SOUND

Image-1

Product Description


Product Code : AB310

K. CONSTANT SPRING APPARATUS:


The apparatus consists of a spiral spring about 25mm in diameter and 10cm long. The upper end of he spring is suspended from chucknut and lower and is provided with small pointer which moves over a vertical wooden meter scale. The lower end is also provided with hook for carrying weights. All this setup is provided on a heavy metal base and with weights.