Asked by anonymous
A 4.1089 g piece of aluminum wire with a circular cross section is 42.06 cm long and has density of 2.6989 g/cm3.
What is the volume of the wire and the cross sectional area of the wire in cm2?
What is the volume of the wire and the cross sectional area of the wire in cm2?
Answers
Answered by
DrBob222
mass = volume x density
You know mass and density; solve for volume of the wire
Then volume of wire = pi*r^2*length
Solve for pi*r^2 = area
You know mass and density; solve for volume of the wire
Then volume of wire = pi*r^2*length
Solve for pi*r^2 = area
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