1/2
f(t)
t
-2
0
2
4
-1/2
a) What is the fundamental frequency of the signal?
a) 1rad/s
b) π/2 rad/s c) π rad/s
d) π/4 rad/s
b) What will be the frequency of the 100th harmonic?
a) 50π rad/s b) 5π rad/s
c) 100π rad/s d) none of these
c) Find the coefficients ak and bk. (Hint. Check Symmetry Properties)