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In an electroplating process, it is desired to deposit 40 mg of silver on a metal part by using a current of 2.0A. How long must the current be allowed to run to deposit this much silver? A 1.0-mm diameter copper wire (resistivity 1.68 ˛ 10-8 Wœm"carries a current of 15 A. What is the potential difference between two points 100 m apart?"

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In an electroplating process, it is desired to deposit 40 mg of silver on a metal part by using a current of 2.0A. How long must the current be allowed to run to deposit this much silver? A 1.0-mm diameter copper wire (resistivity 1.68 ˛ 10-8 Wœm"carries a current of 15 A. What is the potential difference between two points 100 m apart?"






 
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