A Textbook of Electricity |
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Page 58
... dielectric constant k due to any given charges is only 1 / k of the corresponding intensity in vacuo . Thus the P.D. between the plates is reduced in the same ratio and the capacity is k times what it would have been if the medium were ...
... dielectric constant k due to any given charges is only 1 / k of the corresponding intensity in vacuo . Thus the P.D. between the plates is reduced in the same ratio and the capacity is k times what it would have been if the medium were ...
Page 59
... dielectric constant of different substances : Glass Mica Paraffin wax Distilled water 5-10 6 Alcohol Paraffin 26 4.7 2 81 Air ( 1 atmos . ) . Hydrogen . 1.00059 1.00026 As the dielectric constant for air is so nearly equal to 10 , this ...
... dielectric constant of different substances : Glass Mica Paraffin wax Distilled water 5-10 6 Alcohol Paraffin 26 4.7 2 81 Air ( 1 atmos . ) . Hydrogen . 1.00059 1.00026 As the dielectric constant for air is so nearly equal to 10 , this ...
Page 81
... Dielectric Constant . From our defini- tion of dielectric constant k ( Art . 48 ) , k = Capacity of condenser with substance as dielectric Capacity of same condenser with a vacuum between the plates . Any method for measuring or ...
... Dielectric Constant . From our defini- tion of dielectric constant k ( Art . 48 ) , k = Capacity of condenser with substance as dielectric Capacity of same condenser with a vacuum between the plates . Any method for measuring or ...
Contents
CHAP PAGE | 1 |
ELEMENTARY ELECTROSTATICS | 12 |
ELECTRIC CHARGES AND INTENSITY | 24 |
21 other sections not shown
Common terms and phrases
alternating current ammeter ampères angle anode armature current atomic axis back e.m.f. battery capacity cathode cathode rays cell circuit coil condenser conductivity conductor connected constant copper coulombs current flows Daniell cell deflection Describe dielectric direction disc discharge distance earth effect electric current electrolyte electromagnetic electrometer electromotive force electrons electroscope electrostatic energy equal ergs flux frequency gauss heat Hence hydrogen increase induced current induced e.m.f. induction insulated ionization ions iron joules known length lines of force magnetic field magnetic meridian magnetic pole magnetic potential magnetometer measured metal method moving obtained Ohm's Law ohms parallel particles perpendicular plane plates platinum potential difference potentiometer produced radiation radius ratio resistance resultant rotation shown in Fig solenoid solution substance tangent galvanometer temperature theory torsion tube velocity voltage voltmeter volts Wheatstone bridge wire X-rays zero zinc