GRAVITY n.
Lowness of tone; -- opposed to acuteness. Center of gravity See under Center. -- Gravity battery, See Battery, n., 4. -- Specific gravity, the ratio of the weight of a body to the weight of an equal volume of some other body taken as the standard or unit. This standard is usually water for solids and liquids, and air…
INDUCTION n.
nsulated wire, in which a momentary current is induced, when a current (as from a voltaic battery), passing through the inner coil, is made, broken, or varied. The inner coil has within it a core of soft iron, and is connected at its terminals with a condenser; -- called also inductorium, and Ruhmkorff's coil. -- Indu…
MAGNETIC; MAGNETICAL a.
tude, attraction, dip, induction, etc. See under Amplitude, Attraction, etc. -- Magnetic battery, a combination of bar or horseshoe magnets with the like poles adjacent, so as to act together with great power. -- Magnetic compensator, a contrivance connected with a ship's compass for compensating or neutralizing the…