Electrical Engineering ⇒ Topic : International Ohm
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Mason
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International Ohm It is defined as the resistance offered to the passage of an unvarying current by a column of mercury of mass 14.4521 gm of uniform cross-sectional area and length 106.300 cm at the temperature of melting ice. The cross-sectional area of such a column is very nearly equal to 1 mm2 | |
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