1) resistivity is measured in ohms per metre a) true b) false 2) an increase in temperature will mean a) decrease in resistance b) increase in resistance c) decrease in CSA d) decrease in length 3) an increase in length of a conductor will mean a) increase in resistance b) decrease in resistance c) nothing 4) decrease in CSA will mean a) increase in resistance b) nothing c) decrease in resistance 5) the symbol for resistivity is a) Rho b) ohm c) amps d) volts 6) the resistivity of copper is a) 17.2 x 10 to the power of 9 b) 17.2 x 10 to the power of 10 c) 17.2 x 10 to the power of 100 d) 26.2 x 10 to the power of 8

resistivity lcb

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