The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 313
... force becomes B F = Ho 9mm , 4π r2 in which μ / 4 is a constant with the magnitude 10- newton- ( ampere ) -2 . Because the force on a pole q'm is proportional to its magnitude q ' , it is convenient to define a magnetic quan- tity B by ...
... force becomes B F = Ho 9mm , 4π r2 in which μ / 4 is a constant with the magnitude 10- newton- ( ampere ) -2 . Because the force on a pole q'm is proportional to its magnitude q ' , it is convenient to define a magnetic quan- tity B by ...
Page 773
ne pulse of Force F. d The work done by a force Potential energy The " force " of a blow f. general , F may vary with the elapsed time or with the distance that it moves or with its velocity . If F is known as a mathematical function of ...
ne pulse of Force F. d The work done by a force Potential energy The " force " of a blow f. general , F may vary with the elapsed time or with the distance that it moves or with its velocity . If F is known as a mathematical function of ...
Page 776
... force . In this form ( —ma ) is called an inertia force to distinguish it from such real forces as the force of gravity or the force exerted by one body on another by direct contact . The inertia - force con- cept makes it possible to ...
... force . In this form ( —ma ) is called an inertia force to distinguish it from such real forces as the force of gravity or the force exerted by one body on another by direct contact . The inertia - force con- cept makes it possible to ...
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19th century army atoms axiomatic axioms bearings became BIBLIOGRAPHY body centre century church dipoles Dutch economic electric electrons energy example ferromagnetic Figure fluid flux density force France French friction function gears German helium-3 Holland important industry King known land later Lo-yang load lock locomotion loess logic logicians logistic London Louis Low Countries lubricant luminescence Luther Lutheran Luxembourg lymph lymph nodes lymphatic Macau machines Mackenzie River Madagascar Madhya Pradesh magic magnesium magnetic field magnetic moment material mechanical ment Merina metal miles modal modal logic motion move movement Netherlands nodes nuclear operations particles percent political population predicate produced propositions provinces River rotation rule screw shaft speed square stadholder surface syllogisms temperature theorem theory tion tool torque towns types United valid variables velocity wff's