For demonstrating longitudinal wave motion.
* Helical coil of flat section of tempered steel wire.
* Coil diameter 5cm, closed length 7.5cm
		Physics, Sound Waves & Oscillations
		
	
	
			Wave Form, Helix, Slinky
Catalogue No: 1120040/2
* For demonstrating longitudinal wave motion.
* Helical coil of flat section of tempered steel wire.
* Coil diameter 5cm, closed length 7.5cm
Pack of (Pcs): 1
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