The Center of learning aids to develop Thai education to international

48th Anniversary

Ring Thrower

CODE : 20PH0850RT

฿ 11,000

Last Update : 02/02/2022

Availability : สินค้าพร้อมจำหน่าย 4 ชุด

  1. Demonstration of induction by firing aluminum rings. The firing rod has a diameter of not less than 4.5 cm, a height of not less than 20.5 cm.
  2. A ring inserted into the core of the coil through which an alternating current flows. will push the ring into the air by the Eddy current But it does not affect the aluminum ring or acrylic ring.
  3. Able to shoot rings 12 feet high in the air.
  4. There is an on-off switch. and indicator light
  5. Use electricity 220-240 V, 50-60 Hz input 100 W with 10 A/250V fuse.
  6. There is an aluminum ring in the set. Diameter of not less than 5.5 cm., 1 ring closed loop and 1 open loop, approximately 1 mm. diameter.