 A circular mil is a unit of area used in expressing the cross-section of round or cylindrical wires. It is equal to the square of the diameter in mils. (c) Because the area of a round wire in circular mils is equal to the square of the diameter in mils,...  Answers to questions - Page 7by International Correspondence Schools - 1901Full view - About this book
 | International Correspondence Schools - Telecommunication - 1901 - 632 pages
...in the ground, or to trees or rocks when available. See Arts. 48, 49, 5O, and 51. (3) (a) Tdnr inch. (b) A circular mil is a unit of area used in expressing...their area expressed in circular mils. The odd number TT — 3.1416 does not have to be considered where circular mils can be used. (4) (a) Norway pine,... | |
 | Agriculture - 1901 - 628 pages
...the ground, or to trees or rocks when available. See Arts. 48, 49, 5O, and 51. (3) (a) To-Vr inch(b) A circular mil is a unit of area used in expressing...their area expressed in circular mils. The odd number n — 3.1416 does not have to be considered where circular mils can be used. (4) (a) Norway pine, chestnut,... | |
 | Agriculture - 1902 - 730 pages
...one-thousandth of an inch. (b) A circular mil is a unit of area used in measuring the cross-section of wires. It is equal to the square of the diameter in...mils is equal to the square of the diameter in mils. (11) («) In the electromagnets of the telephone instruments or switchboard. (b) But slightly greater.... | |
 | Telephone - 1902 - 734 pages
...one-thousandth of an inch. (b) A circular mil is a unit of area used in measuring the cross-section of wires. It is equal to the square of the diameter in...mils is equal to the square of the diameter in mils. (11) (a) In the electromagnets of the telephone instruments or switchboard. (b) But slightly greater.... | |
 | 1902 - 486 pages
...area is 4 CM, in one 3 mils in diameter 9 CM, 4 mils in diameter 16 CM, etc. That is, the number of circular mils is equal to the square of the diameter in mils, or, o. M. = a » Example. — What is the cross-sectional area in circular mils of a wire having a... | |
 | American School (Chicago, Ill.) - Engineering - 1903 - 488 pages
...is 4 C. Jtf.t in one 3 mils in diameter 9 CM, 4 mils in diameter 16 CM, etc. That is, the number of circular mils is equal to the square of the diameter in mils, or, O. h.= d* Example. — What is the cross-sectional area in circular mils of a wire having a diameter... | |
 | William Suddards Franklin, Barry MacNutt - Electric power - 1914 - 192 pages
...inch. One circular mil is the area of a circle of which the diameter is one mil. The area of any circle in circular mils is equal to the square of the diameter in mils. Thus a wire 100 mils in diameter has a sectional area of 10,000 circular mils. a i ft Aluminum wire... | |
 | Cyril Methodius Jansky - Electric power - 1914 - 234 pages
...circular mils. What is its diameter in mils and in inches? Solution.—Since the cross-sectional area in circular mils is equal to the square of the diameter in mils, the diameter in mils must be equal to the square root of the cross-sectional area. In symbols D 1 =... | |
 | Cyril Methodius Jansky, Daniel Cleveland Faber - Telephone - 1916 - 182 pages
...211,600 cir. mils. What is its diameter in mils and in inches? Solution Since the cross-sectional area in circular mils is equal to the square of the diameter in mils, the diameter in mils must be equal to the square root of the cross-sectional area. In symbols D2 =... | |
 | Nehemiah Hawkins - Electrical engineering - 1917 - 320 pages
...wires is the circular mil; it is the area of a circle one mil (.001 in.) in diameter. The area of a wire in circular mils is equal to the square of the diameter in mils. \ -3 MILSFIG. 810.- — Diagram illustrating circular mils. The circular mil is used as a unit of cross... | |
| |
