Changes
From Karnataka Open Educational Resources
28 bytes added
, 02:29, 26 August 2014
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| ==Materials/ Resources needed== | | ==Materials/ Resources needed== |
− | #Soft iron nail | + | #A large iron nail(about 3 inches) |
− | #Insulate copper wire or enameled copper wire or threaded copper wire 2 mts | + | #Coated copper wire or enameled copper wire or threaded copper wire 2 mts |
| #D.C. Source (Battery or cells of 9 to 12 volts) | | #D.C. Source (Battery or cells of 9 to 12 volts) |
− | #Iron pieces(Feelings or pins)for check attracting | + | #Iron pieces(Feelings or pins)or other small magnetic objects |
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| ==Prerequisites/Instructions, if any== | | ==Prerequisites/Instructions, if any== |