Nsaw Ohms Law Apparatus With Power Supply  (Multicolor)

We National Scientific Apparatus Works Offering Our Customers Ohms Law With Power Supply.this Apparatus Is Designed To Demonstrate Ohms Law.enclosure With Millimeter, Voltmeter, Rheostat, And Terminal Posts.simply Connect An External Battery And A Suitable Resistance To The Terminal Posts, Then Rotate The Key. Readings Are Taken From The Millimeter And Voltmeter And The Resistance Is Calculated Using Ohms Law. * Current Flow Controlled Through Circuit By Rheostat * Colour Coded Connection Terminals * Scratch Resistant Enclosure * Circuit Diagram Printed On Enclosure To Aid Understanding.