Metal Detector Produced with Arduino: In this particular project we design and style a Metal detector by making use of an Arduino. this system is used to detect the presence of the metal, with no touching it. The Arduino based metal detector will Focus on the theory of inductive sensing. https://plastic-storage-box-with87530.wikistatement.com/5044827/how_much_you_need_to_expect_you_ll_pay_for_a_good_100_rpm_dc_motor