A voltage wave v = 10 + 20 sin œât + 7.5 sin 3 œâ(t) is applied to a series combination of two elements. The current is i = 5 sin (œât + 20¬∞) + 1.5 sin (3œât + 10¬∞). The elements are

A voltage wave v = 10 + 20 sin œât + 7.5 sin 3 œâ(t) is applied to

1.	A voltage wave v = 10 + 20 sin œât + 7.5 sin 3 œâ(t) is applied to a series combination of two elements. The current is i = 5 sin (œât + 20¬∞) + 1.5 sin (3œât + 10¬∞). The elements are
A.	R and C
B.	R and L
C.	L and C
D.	both inductances
Answer» B. R and L