A cubical piece of iron 3 inches on a side is formed into a wire 1/32 in. in diameter. Determine wire length.
Pi = 3.1416
Volume of cube = 27 cu. in.
Wire is a cylinder- pi * r^2 * height (or length).
3.1416 * 0.015625 * 0.0156125 * l = 27. Volume of iron = volume of wire.
0.00765765490875l = 27
0.00765765490875l / 0.00765765490875 = 27 / 0.00765765490875
l = 3525.8836 = 3526 ft. = 39072 in.
Where am I correct?