English: So, it is going to be ± jω ₀ lE_(z) =±j ω₀la₁ where E_(z)(r)= a_(i)p_(i)(r).
Telugu: కాబట్టి, E_(z)(r)= a_(i)p_(i)(r) ఉన్న చోట lE_(z) =±j ₀₁₁ ± అవుతుంది.