Not symmetrical


Related Terms

CONSTANT DEVIATION

Deviation which is the same on any heading, as that which may result from certain arrangements of asymmetrical horizontal soft iron

FRACTURE ZONE

1. An extensive linear zone of irregular topography of the sea floor characterized by steepsided or asymmetrical ridges, troughs, or escarpments. 2. An ice area which has a great number of fractures.

TRENCH

A long, narrow, characteristically very deep and asymmetrical depression of the sea floor, with relatively steep sides.

BAND-PASSSYSTEM

Aloudspeaker system, often used for subwoofers, in which the speaker is mounted inside an enclosure on a shelf that divides the enclosure into two parts, and one or both parts are coupled to the outside by a vent; the frequency response of the system is that of a fourth-order band-pass filter (one vent) or an asymmetrical sixth-order band-pass filter (two vents).

SYMMETRICAL

Being equal or identical on each side of a center line or middle value.

AUTOROTATION

1. Rotation about any axis of a body that is symmetrical and exposed to a uniform airstream and maintained only by aerodynamic moments. 2. Rotation of a stalled symmetrical airfoil parallel to the direction of the wind.

COMPLEMENTARY SYMMETRY

A circuit using both pnp and npn transistors in a symmetrical arrangement that permits push-pull operation without an input transformer or other form of phase inverter.

DOUBLE-BLOCK BRAKE

Two singleblock brakes in symmetrical opposition, where the operating force on one lever is the reaction on the other.

FINK TRUSS

A symmetrical steel roof truss suitable for spans up to 50 feet (15 meters).

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