{"product_id":"eisco-labs-coils-core-activity-set-electrical-transformer-devices","title":"Eisco Labs Coils \u0026 Core Activity Set - Electrical Transformer Devices","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eAllows students to study not only how transformers work but also study several different properties of induced magnetism|Set includes: (1) plastic base (1) laminated iron core with mounting fixtures (6) coils|Includes manual with product and activity instructions|Topics covered include Lenz' Law Faraday's Law how iron cores increase magnetic field strength and electromagnetic induction|An exciting hands-on activity for physics classrooms|Plastic Base|1 washer 1 nut for attaching base|Laminated Iron Core with removable top|Thumbscrew and threaded rod to hold iron core into base|6 coils: 3200 Turns 1600 Turns 800 Turns 600 Turns 400 Turns 200 Turns|Instruction demonstration manual|AC Power Supply 2-15 Volts|Banana plug wires (6-8)|Multi-meter that reads up to 200 AC Volts (2)|Analog DC Voltmeter (up to 5 Volts)|DC Ammeter (up to 100 mA depending on strength of magnet) or Galvanometer (works best if meter can read both positive and negative values.)|Ring Stand and Clamp (2)|Horseshoe Magnet|Paper Clip (must contain iron to be attracted to the magnet)|About 40 cm of string|Set of bars made of different metals. At least one should be magnetic (iron or nickel) Possible equipment to use for the set of bars: EISCO Set of Metal Strips (PH0798A) EISCO Set of Metal Discs (PH0798B) EISCO Materials Collection (PH0798C)|Strong Bar magnets (2)|Springs with low spring constants and loops for hooks on either end (2)|Strong Tape\u003c\/li\u003e\u003c\/ul\u003e","brand":"EISCO","offers":[{"title":"Default Title","offer_id":52564234764508,"sku":"B00B5F4IPW","price":256.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/0913\/3020\/files\/41ctSk6CkrL.jpg?v=1790130051","url":"https:\/\/stemora.us\/products\/eisco-labs-coils-core-activity-set-electrical-transformer-devices","provider":"Stemora","version":"1.0","type":"link"}