Principles of Electricity and Electromagnetism |
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Page 10
... torque produced by the electric force between the K charges is balanced by the torque of the fiber which is induced by the relative rotation of the two ends . The relation between the relative rotation of the ends of the fiber and the ...
... torque produced by the electric force between the K charges is balanced by the torque of the fiber which is induced by the relative rotation of the two ends . The relation between the relative rotation of the ends of the fiber and the ...
Page 61
... torque can be obtained from Eq . ( 2.14 ) by taking the negative partial derivative of U with respect to the angular variable of Fig . 2.12 . As UpE cos 0 Ꭲ . = -pE sin 0 વ ( 2.15 ) F E FIG . 2.12 . - Dipole of mo- a field E. ment pga ...
... torque can be obtained from Eq . ( 2.14 ) by taking the negative partial derivative of U with respect to the angular variable of Fig . 2.12 . As UpE cos 0 Ꭲ . = -pE sin 0 વ ( 2.15 ) F E FIG . 2.12 . - Dipole of mo- a field E. ment pga ...
Page 396
... torque . For starting a motor of this type a series resistance should be included in the armature circuit . Owing to ... torque are given by the following equations : y = VR 2nmi nm and T = -i2 πR T Thus , The torque increases ...
... torque . For starting a motor of this type a series resistance should be included in the armature circuit . Owing to ... torque are given by the following equations : y = VR 2nmi nm and T = -i2 πR T Thus , The torque increases ...
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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