Mita

Mita (Amurka, metre ) shine ainihin ma'aunin dake nuna tsayi a tsarin ma'aunin SI. Alamar mita ita ce m. Ma'anar farko (a cikin juyin juya halin Faransa ) shine kashi ɗaya cikin miliyan goma na nisa tsakanin ma'aunin duniya da Pole ta Arewa tare da Paris Meridian. A yanzu an ayyana mita a matsayin nisan hasken da ke tafiya a cikin sarari samaniya 1/299,792,458 na daƙiƙa.

Mita
SI base unit (en) , unit of length (en) , UCUM base unit (en) da metric unit (en)
Bayanai
Bangare na	MKSA system of units (en) , SI (mul) da MKS system of units (en)
Calculated from (en)	c (mul) da sakan
Subdivision of this unit (en)	decimetre (en)

Wannan rakumin yana da tsayi kusan mita biyar.

An fara bayyana ma'anar mita a shekarar 1793, a matsayin daya daga cikin nisa kimanin triliyon goma daga equator zuwa North pole na zagayen duniya.

A cikin tsarin ma'auni na daular, yadi ɗaya yana da mita 0.9144 (bayan yarjejeniya ta duniya a shekara ta alif 1959), don haka mita yana kusa da 39.37 inci : kimanin ƙafa 3.281, ko 1.0936 yadudduka.

Bar (wanda aka yi da platinum da iridium ) wanda ya ayyana tsawon mita har zuwa 1960.

Yawan raka'a

• 0.000 000 000 000 000 000 000 001 Ym (yotameter) = 1 m
• 0.000 000 000 000 000 000 001 Zm (zetameter) = 1 m
• 0.000 000 000 000 000 001 Em (exameter) = 1 m
• 0.000 000 000 000 001 PM (petametre) = 1 m
• 0.000 000 000 001 Tm (terameter) = 1 m
• 0.000 000 001 Gm (gigametre) = 1 m
• 0.000 001 mm (megametre) = 1 m
• 0.001 km ( kilomita ) = 1 m
• 0.01 hm (hectometre) = 1 m
• 0.1 dam (decameter) = 1 m
• 1 m (mita)
• 10 dm (decimeters) = 1 m
• 100 cm ( centimeters ) = 1 m
• 1000 mm ( milimita ) = 1 m
• 1 000 000 μm ( micrometers ) = 1 m
• 1 000 000 000 nm ( nanometers ) = 1 m
• 1 000 000 000 000 pm ( picometers ) = 1 m
• 1 000 000 000 000 000 fm (fermi ko femtometers) = 1 m
• 1 000 000 000 000 000 000 na safe (attomters) = 1 m
• 1 000 000 000 000 000 000 000 zm (zeptometers) = 1 m
• 1 000 000 000 000 000 000 000 000 ym (yoctometers) = 1 m

Shafukan da ke da alaƙa

• Taron Mita

Manazarta

• Alder, Ken (2002). The Measure of All Things : The Seven-Year Odyssey and Hidden Error That Transformed the World. New York: Free Press. ISBN 978-0-7432-1675-3.
• Astin, A. V. & Karo, H. Arnold, (1959), Refinement of values for the yard and the pound, Washington DC: National Bureau of Standards, republished on National Geodetic Survey web site and the Federal Register (Doc. 59-5442, Filed, 30 June 1959)
• Judson, Lewis V. (1976-10-01) [1963]. Barbrow, Louis E. (ed.). Weights and Measures Standards of the United States, a brief history (PDF). Derived from a prior work by Louis A. Fisher (1905). USA: US Department of Commerce, National Bureau of Standards. LCCN 76-600055. NBS Special Publication 447; NIST SP 447; 003-003-01654-3. Archived from the original (PDF) on 2016-03-04. Retrieved 12 October 2015.
• Bigourdan, Guillaume (1901). Le système métrique des poids et mesures ; son établissement et sa propagation graduelle, avec l'histoire des opérations qui ont servi à déterminer le mètre et le kilogramme [The metric system of weights and measures; its establishment and gradual propagation, with the history of the operations which served to determine the meter and the kilogram]. Paris: Gauthier-Villars.
• Clarke, Alexander Ross; Helmert, Friedrich Robert (1911b). "Earth, Figure of the" . In Chisholm, Hugh (ed.). Encyclopædia Britannica. 8 (11th ed.). Cambridge University Press. pp. 801–813.
• Guedj, Denis (2001). La Mesure du Monde [The Measure of the World]. Translated by Goldhammer, Art. Chicago: University of Chicago Press.
• Cardarelli, François (2003). "Chapter 2: The International system of Units" (PDF). Encydopaedia of scientific units, weights, and measures: their SI equivalences and origins. Springer-Verlag London Limited. Table 2.1, p. 5. ISBN 978-1-85233-682-0. Retrieved 26 January 2017. Data from Giacomo, P., Du platine à la lumière [From platinum to light], Bull. Bur. Nat. Metrologie, 102 (1995) 5–14.
• Cardarelli, F. (2004). Encyclopaedia of Scientific Units, Weights and Measures: Their SI Equivalences and Origins (2nd ed.). Springer. pp. 120–124. ISBN 1-85233-682-X.
• Historical context of the SI: Meter. Retrieved 26 May 2010.
• National Institute of Standards and Technology. (27 June 2011). NIST-F1 Cesium Fountain Atomic Clock. Author.
• National Physical Laboratory. (25 March 2010). Iodine-Stabilised Lasers. Author.
• "Maintaining the SI unit of length". National Research Council Canada. 5 February 2010. Archived from the original on 4 December 2011.
• Republic of the Philippines. (2 December 1978). Batas Pambansa Blg. 8: An Act Defining the Metric System and its Units, Providing for its Implementation and for Other Purposes. Author.
• Republic of the Philippines. (10 October 1991). Republic Act No. 7160: The Local Government Code of the Philippines Archived 2023-02-19 at the Wayback Machine. Author.
• Supreme Court of the Philippines (Second Division). (20 January 2010). G.R. No. 185240. Author.
• Taylor, B.N. and Thompson, A. (Eds.). (2008a). The International System of Units (SI). United States version of the English text of the eighth edition (2006) of the International Bureau of Weights and Measures publication Le Système International d’ Unités (SI) (Special Publication 330). Gaithersburg, MD: National Institute of Standards and Technology. Retrieved 18 August 2008.
• Taylor, B.N. and Thompson, A. (2008b). Guide for the Use of the International System of Units (Special Publication 811). Gaithersburg, MD: National Institute of Standards and Technology. Retrieved 23 August 2008.
• Turner, J. (Deputy Director of the National Institute of Standards and Technology). (16 May 2008)."Interpretation of the International System of Units (the Metric System of Measurement) for the United States". Federal Register Vol. 73, No. 96, p. 28432-3.
• Zagar, B.G. (1999). Laser interferometer displacement sensors in J.G. Webster (ed.). The Measurement, Instrumentation, and Sensors Handbook. CRC Press. 08033994793.ABA.