## Principles of Electricity and Electromagnetism |

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Page 42

Gl Show by direct integration that the electric field at a

line charge of density qu is - = . 1– " " 2.Tror (*) A circular disk of radius R is

charged to a uniform surface density q. Show that the electric field on the axis of

the ...

Gl Show by direct integration that the electric field at a

**distance**r from an infiniteline charge of density qu is - = . 1– " " 2.Tror (*) A circular disk of radius R is

charged to a uniform surface density q. Show that the electric field on the axis of

the ...

Page 43

Show that the potential produced by a line charge at a

a circular conducting cylinder of radius a is that which would be produced by the

actual line charge and an equal image line charge of opposite sign ...

Show that the potential produced by a line charge at a

**distance**d from the axis ofa circular conducting cylinder of radius a is that which would be produced by the

actual line charge and an equal image line charge of opposite sign ...

Page 382

Two small magnets of moment m and mass M are suspended at their centers by

light strings. If they are a great

one another and that in equilibrium the strings supporting them will be displaced

...

Two small magnets of moment m and mass M are suspended at their centers by

light strings. If they are a great

**distance**d apart, show that the magnets will attractone another and that in equilibrium the strings supporting them will be displaced

...

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alternating current alternating-current amplitude angle angular velocity anode antenna applied approximately armature assumed atom axis calculated capacity cathode centimeter characteristic circuit coefficient coil component condenser conducting conductor considered curl current flowing curve deflection density determined dielectric constant direct-current direction discharge displacement distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic flux force frequency function galvanometer given grad grid hence hysteresis impedance induction integral ions known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured meter motor negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potentiometer produced proportional quantity radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque transformer tube unit vector voltage volts wave wire written zero