a). Convert the following instantaneous currents to phasors, using cos(αt) as the reference. Give your answers in both rectangular and polar form.(i) i(t) = 400√(2)cos(α t - 30^∘)(ii) i(t) = 4 cos(α t - 30^∘) 5√(2)sin(α t 15^∘).b) The instantaneous voltage across a circuit element is v(t) = 400 cos(α t 25^∘) V, determine (i) the maximum value,(ii) the rms value,(iii) the phasor expression, using cos(ω t) as the reference.(25 marks)
a). Convert the following instantaneous currents to phasors…
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