The New Encyclopędia BritannicaEncyclopędia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 22
... velocity : the velocity is equal to the square root of the ratio , bulk modulus divided by the average density of the undis- turbed medium , or , V = NB / Po = √1 / POK ( 4 ) in which K , called the compressibility , is the reciprocal ...
... velocity : the velocity is equal to the square root of the ratio , bulk modulus divided by the average density of the undis- turbed medium , or , V = NB / Po = √1 / POK ( 4 ) in which K , called the compressibility , is the reciprocal ...
Page 24
... velocity in medium I is greater than that in medium II ( V1 > V2 ) , the index of refraction is greater than one ( n12 > 1 ) and refraction takes place for every angle of incidence . If the velocity in medium I is less than in medium II ...
... velocity in medium I is greater than that in medium II ( V1 > V2 ) , the index of refraction is greater than one ( n12 > 1 ) and refraction takes place for every angle of incidence . If the velocity in medium I is less than in medium II ...
Page 360
... velocity of a satellite de- creases and the orbital period increases . For example , at an altitude of 1,075 miles ( 1,730 kilo- metres ) the orbital velocity is 15,800 miles ( 25,400 kilo- metres ) per hour and the period is two hours ...
... velocity of a satellite de- creases and the orbital period increases . For example , at an altitude of 1,075 miles ( 1,730 kilo- metres ) the orbital velocity is 15,800 miles ( 25,400 kilo- metres ) per hour and the period is two hours ...
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