Question

spectrum shown beltu tt) has on o laul 2. 0 f(H2) 214 2 24 at 40 -2.4 4 8 24 우 (4) (a) Which harmonic Com ponents are VL c) what he average v t) ao a Sum o Sine oY Cosine Si

Answer 1

Fundamental trequerey, 2h2 jkut -00 oo J(2k)t ) harmonics . Nou ακ has magnitude at 子: 4,8, 24,-y,-8,-24#2. ahd , 4th , 12th harmonic components are there y㈦ av e , 2ndノ4th, 12th harmonics are there . --)at f= j (o) 91 e -0.5J "a at la al ejla12-2-ee@j 2 f=24H2- ке JsTt +ae ta e ta e

-0.5Je +2e 2e8Tt (C) Average 사alue of y(t) = ao= ak at K-O hera in this treb -o ..@g=, ,S9-1, a ムー0. 5), a