Principles of Electricity and Electromagnetism |
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Page 286
... field is in the opposite direction for many metals , and its magnitude varies within wide limits . From other evidence in many fields it is very unlikely that there are carriers ... Magnetic Induction or Magnetic Field Due to Simple Circuits.
... field is in the opposite direction for many metals , and its magnitude varies within wide limits . From other evidence in many fields it is very unlikely that there are carriers ... Magnetic Induction or Magnetic Field Due to Simple Circuits.
Page 316
... magnetic field is established in the neigh- borhood of a superconductor , surface currents are induced which counter- act the effect of the field inside the conductor . Since these currents persist and flow with a negligible dissipation ...
... magnetic field is established in the neigh- borhood of a superconductor , surface currents are induced which counter- act the effect of the field inside the conductor . Since these currents persist and flow with a negligible dissipation ...
Page 323
... magnet . These electro- magnetic instruments are divided into two classes for convenience : Section Through Coil Coil Magnet Magnet Earths field Scale 1 T Pointer Coil terminals FIG . 10.7 . - The tangent galvanometer . ( a ) the moving - ...
... magnet . These electro- magnetic instruments are divided into two classes for convenience : Section Through Coil Coil Magnet Magnet Earths field Scale 1 T Pointer Coil terminals FIG . 10.7 . - The tangent galvanometer . ( a ) the moving - ...
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alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grad grid hence impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic moment magnitude maximum measured metal meter negative obtained ohms oscillations output parallel phase plate positive potential difference potential wave potentiometer produced proportional quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation shown in Fig solenoid solution surface temperature terminals theorem torque tube unit V₁ vector velocity voltage volts wire written zero