Principles of Electricity and Electromagnetism |
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Page 44
... Show by direct integration that the electric field at a distance r from an infinite line charge of density q is E , = 2πκοί 8. A circular disk of radius R is charged to a uniform surface density q .. Show that the electric field on the ...
... Show by direct integration that the electric field at a distance r from an infinite line charge of density q is E , = 2πκοί 8. A circular disk of radius R is charged to a uniform surface density q .. Show that the electric field on the ...
Page 108
... Show that the percentage change in capacity is 0.53 per cent . Show that the fractional change in capacity of an air condenser at normal pressure if the temper- 1 ature is changed from T1 to T2 is 0.162 1 - 2. An electret is suspended ...
... Show that the percentage change in capacity is 0.53 per cent . Show that the fractional change in capacity of an air condenser at normal pressure if the temper- 1 ature is changed from T1 to T2 is 0.162 1 - 2. An electret is suspended ...
Page 455
... show that the maximum flux through a coil must achieve the value 0.0343 webers to generate an effective emf . of 2,200 volts . 11. Assuming a sinusoidal distribution of the induction about the periphery of the armature and a maximum ...
... show that the maximum flux through a coil must achieve the value 0.0343 webers to generate an effective emf . of 2,200 volts . 11. Assuming a sinusoidal distribution of the induction about the periphery of the armature and a maximum ...
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alternating current alternating-current amperes amplifier amplitude angle angular anode antenna applied approximately assumed atoms axis battery calculated capacity cathode cell characteristic circuit coefficient coil component condenser conducting conductor considered copper current flowing curve cylinder deflection determined dielectric constant direct-current discharge distance effective electric field electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grid hence impedance induction insulating integral ions known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured medium metal meter molecules negative nonlinear normal ohms oscillations parallel plane plate polarization positive potential difference potential wave potentiometer produced proportional R₁ radius ratio reactance region represents resistance rotation Show shown in Fig solenoid solution surface temperature terminals theorem thermistor torque tube unit length V₁ vector velocity voltage volts wire written zero