Laws of Magnetic Force
Laws of Magnetic Forces Coulomb was the first to determine experimentally the quantitative expression for the magnetic force between two isolated point poles. It may be noted here that, in …
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Transient Relations During Capacitor Charging Cycle
Transient Relations During Capacitor Charging Cycle Whenever a circuit goes from one steady-state condition to another steady-state condition, it passes through a transient state which is of short duration. The …
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Discharging of a Capacitor
Discharging of a Capacitor As shown in Figure given below, when S is shifted to b, C is discharged through R. It will be seen that the discharging current flows …
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What is Time Constant
Time Constant in RL RC Circuit Just at the start of charging, potential difference across capacitor is zero, hence from (ii) putting vc = 0, we get ∴ initial rate …
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Charging of a Capacitor
Charging of a Capacitor In the figure given below is shown an arrangement by which a capacitor C may be charged through a high resistance R from a battery of …
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Force of Attraction Between Oppositely-charged Plates
Force of Attraction Between Oppositely-charged Plates In the figure given below, shown two parallel conducting plates A and B carrying constant charges of + Q and − Q coulombs respectively. …
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Energy Stored in a Capacitor
Energy Stored in a Capacitor Charging of a capacitor always involves some expenditure of energy by the charging agency. This energy is stored up in the electrostatic field set up …
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Cylindrical Capacitor with Compound Dielectric
Cylindrical Capacitor with Compound Dielectric Cylindrical Capacitor with Compound Dielectric is shown in Figure given below Let r1 = radius of the core r2 = radius of inner dielectric εr1 …
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Capacitors in Series and Parallel connection
Capacitors in Series & Parallel Connection In the figure given below shown the capacitors in series connection. C1, C2, C3 = Capacitances of three capacitors V1, V2, V3 = Potential …
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Cylindrical Capacitor
Cylindrical Capacitor A single-core cable or cylindrical capacitor consisting two co-axial cylinders of radii a and b meters, is shown in figure given below. Let the charge per metre length of …
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