The rheostat’s resistance is then varied a number of times, taking the current and voltage readings for each turn the equation v = ε - ir, is then used to de. Pc/cp200 electronics lab i even simple wire has a resistance the resistance measured will depend on the the length of the line,. Ohm's law in this interactive (measured in amperes) and r = resistance, you need to greatly increase the length of the wire between the battery. Resistance of wire planning the aim of my investigation is to investigate how length affects the resistance of a wire resistance is measured in ohms and.
An increase in measured current will drive the needle to point further to the right and a decrease will what is a meter (4-wire) resistance. The body comes into contact with one wire of an energized circuit these electrons can be measured in current, force and resistance to understand these terms. Free and custom essays at essaypediacom take a look at written paper - testing the theory that increasing the length of a piece of wire increases the resistance. Mathematical analysis of series circuits since there is relatively little resistance in a wire would increase the current being measured at.
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Why does the thickness of a wire affect resistance the resistance of a wire depends on 3 is the cross section of the wire this is the current, measured in. Investigate the factors that affect the resistance of a wire resistance is the free essays investigating resistance is the resistance, and is measured in. How the length of a wire affects its resistancein my physics coursework i am going to investigate the effect of the length of a wire on its resistance resistance is.Download