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What is the resistance of a rectangular gold wire that is 0.5 cm long,10 micrometers wide,and 2 micrometers in thickness? The resistivity of gold is 22 x 10-9 ohm-m.

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A = WH = (2 micrometers)(10 mi...

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Give three formulas for electrical power.

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P = IV
P =...

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A very important similarity between gravitational and electric forces is that they are both governed by an inverse ____ law.


A) linear
B) exponential
C) square
D) cube

E) A) and B)
F) A) and C)

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The electrical ____ is the mathematical inverse of electrical conductivity.


A) resistivity
B) capacitance
C) inductance
D) current

E) A) and B)
F) B) and D)

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Inductance is measured in ____.


A) farads
B) volts
C) amperes
D) Henrys

E) C) and D)
F) B) and C)

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