Please can someone help with this or give me a rough idea of how to solve this
A voltage e=250sinωt+50sin(3ωt+pi/3)+20 sin(5ωt+(5pi/6)) is applied to a series Circuit of resistance 20Ω and an inductance of 0.05H. Take ω=314rad/s
3.1 Derive an expression for the current. (5)
Calculate the...