Formula

Name Symbol Formula S.I. Unit Charge Q Q = ne Coulomb Current I I = Q/t Amperes Potential difference V V = W/Q Volt (J/C) Resistance R R = ρ (L/A) Ohm (Ω) Resistivity or Specific resistance ρ ρ= R(A/L) Ohm m (Ω m) Conductivity σ σ = 1/ρ mho m-1 (Siemens per meter) Heat…