 Ohm, which is based upon the ohm equal to io9 units of resistance of the CGS system of electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521...  Science - Trang 300được biên tập bởi - 1895Xem Toàn bộ - Giới thiệu về cuốn sách này
 | British Association for the Advancement of Science - 1894 - 1204 trang
...offered to an unvarying electric current by a column of mercury at the temperature of melting ice 14-4521 grammes in mass, of a constant cross-sectional area and of the length of 106-3 cm. As a unit of current, the international ampere, which is one-tenth of the unit of current... | |
 | American Institute of Electrical Engineers - 1894 - 974 trang
...temperature of melting ice fourteen and four thousand five hundred and twenty-one ten-thousandths grams in mass, of a constant cross-sectional area, and of the length of one hundred and six and three tenths centimeters. Second. The unit of current shall be what is known... | |
 | Henry Smith Carhart, George Washington Patterson - 1895 - 360 trang
...electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting...a constant cross-sectional area and of the length 106.3 centimetres. 2. As a unit of current, the international ampere, which is onetenth of the unit... | |
 | 1895 - 262 trang
...unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grams in mass, of a constant cross-sectional area, and of the length of 106.3 cm. (2) The unit of current shall be what is known as the international ampere, which is one-tenth... | |
 | United States Naval Institute - 1895 - 1296 trang
...unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grams in mass, of a constant cross-sectional area, and of the length of 106.3 cm. (2) The unit of current shall be what is known as the international ampere, which is one-tenth... | |
 | John Michels (Journalist) - 1895 - 818 trang
...the second of time and is represented by the resistance offered to an unvarying electric current by % & 8$ > # 8c/} k ţ Fԑڛh K %0 l} U L Sn ͼE JFB " a mass of a constant cross sectional area and of a length of 106.3 centimetres. " Second. The Ampere,... | |
 | United States - 1895 - 1660 trang
...temperature of melting ice fourteen and four thousand five hundred and twenty-one ten-thousandths grams \m one hundred and six and three-tenths centimeters. Second. The unit of current shall be what is known... | |
 | Alfred Payson Gage - 1895 - 668 trang
...temperature of melting ice, fourteen and four thousand five hundred and twenty-one ten thousandths grams in mass, of a constant cross-sectional area, and of the length of one hundred and six and three-tenths centimeters." "The unit of current shall be known as the international... | |
 | Smithsonian Institution - 1896 - 354 trang
...electro-magnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting...crosssectional area and of the length of 106.3 centimetres. " As a unit of current, the international amptre, which is one tenth of the unit of current of the... | |
 | George Carey Foster, Edmund Atkinson - 1896 - 604 trang
...the ohm is stated to be " represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting...in mass, of a constant cross-sectional area, and of a length of 106.3 centimetres." From the definition of specific resistance (§ 113) it follows that... | |
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