Proceedings of the American Academy of Arts and Sciences, Том 48Metcalf and Company, 1913 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Страница 135
American Academy of Arts and Sciences. the vector for any given frequency is the cord of a circle through the point . As the angular velocity of the impressed e . m . f . increases from zero to infinity , the free end of the vector ...
American Academy of Arts and Sciences. the vector for any given frequency is the cord of a circle through the point . As the angular velocity of the impressed e . m . f . increases from zero to infinity , the free end of the vector ...
Страница 139
... vector mechanical impedance " from its analogy to vector electrical impedance . We may further write for abbreviation 121 = r2 + KENNELLY AND PIERCE . TELEPHONE RECEIVERS . 139.
... vector mechanical impedance " from its analogy to vector electrical impedance . We may further write for abbreviation 121 = r2 + KENNELLY AND PIERCE . TELEPHONE RECEIVERS . 139.
Страница 140
... Vector mechanical impedance 2 Ꮓ Vector electrical impedance Mechanical Impedance | z | IZ Electrical impedance Mechanical phase - angle a Electrical phase angle Mechanical inertia reactance Mw Lo Electrical inductive reactance ...
... Vector mechanical impedance 2 Ꮓ Vector electrical impedance Mechanical Impedance | z | IZ Electrical impedance Mechanical phase - angle a Electrical phase angle Mechanical inertia reactance Mw Lo Electrical inductive reactance ...
Страница 391
... vectors and the vector notation that will be employed . At this point it is possible in a few simple cases to show the applications of the non - Euclidean geometry to problems in kinematics and mechanics . The sections devoted to three ...
... vectors and the vector notation that will be employed . At this point it is possible in a few simple cases to show the applications of the non - Euclidean geometry to problems in kinematics and mechanics . The sections devoted to three ...
Страница 392
... vector , which we have called the vector of extended momentum . Finally it is pointed out that this last vector gives rise to geometric vector fields which can be identified with the 3 There seems to be a widespread impression that the ...
... vector , which we have called the vector of extended momentum . Finally it is pointed out that this last vector gives rise to geometric vector fields which can be identified with the 3 There seems to be a widespread impression that the ...
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