The Encyclopedia Americana, Volume 7Grolier Incorporated, 1990 - Encyclopedias and dictionaries |
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Page 111
... called pileus ( " cap " ) clouds . Layer Clouds . Extensive layers of cloud may be formed at a level where penetrating buoyant air reaches its equilibrium level and then spreads out horizontally as at a ceiling . These layers are called ...
... called pileus ( " cap " ) clouds . Layer Clouds . Extensive layers of cloud may be formed at a level where penetrating buoyant air reaches its equilibrium level and then spreads out horizontally as at a ceiling . These layers are called ...
Page 484
... called a sim- ple AND circuit . Such a circuit is one of three basic elements , called gates , of the computer logic system . Gates produce output signals only when a specified set of conditions is satisfied . If the conditions are met ...
... called a sim- ple AND circuit . Such a circuit is one of three basic elements , called gates , of the computer logic system . Gates produce output signals only when a specified set of conditions is satisfied . If the conditions are met ...
Page 578
... called foci , is constant . If PF , PF2 = 2a and F1F2 2c , then a > c . The ellipse is an oval curve with two perpendicular symmetry axes passing through the center M of FF2 ; one of these axes , the major axis A1A2 , passes through F1 ...
... called foci , is constant . If PF , PF2 = 2a and F1F2 2c , then a > c . The ellipse is an oval curve with two perpendicular symmetry axes passing through the center M of FF2 ; one of these axes , the major axis A1A2 , passes through F1 ...
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