Electric Fields 0.0 / 5 ? PhysicsElectric fieldsA2/A-levelEdexcel Created by: emilylang1Created on: 01-11-20 14:52 Electric Field Strength E= F/Q 1 of 17 Acceleration of Charge a= EQ/m 2 of 17 Final Velocity of an Electron v= (square root) 2EQs/m 3 of 17 Electric Potential E(p)= VQ 4 of 17 Kinetic Energy of a Charged Particle in a Field E(k)= VQ 5 of 17 Electrical Field Strength in Terms of V E= V/d 6 of 17 Millikan’s Charge Equation Q= (6πηvd/V) x [(9ηv/2gρ)^1/2] 7 of 17 Radial Electric Field Strength E= kQ/r^2 (k= 8.99 x 10^9) 8 of 17 Radial Field Potential V= kQ/r 9 of 17 Force Between 2 Charged Particles (Coulomb’s Law) F= (kQ1Q2)/r^2 10 of 17 Capacitance C= Q/V 11 of 17 Energy Stored on a Charged Capacitor (Q) E= 1/2 x (Q^2/C) 12 of 17 Energy Stored on a Charged Capacitor (V) E= 1/2 (CV^2) 13 of 17 Time Constant τ= RC 14 of 17 Charge Remaining on a Capacitor Q= Q(0)e^(-t/RC) 15 of 17 pd Across a Discharging Capacitor V= V(0)e^(-t/RC) 16 of 17 Current Across a Discharging Capacitor I= I(0)e^(-t/RC) 17 of 17
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