RC Circuits - Engineering

Q1:

The complex number 6 + j6 is equivalent to

A 645°

B 3645°

C 8.4845°

D 8.4890°

ANS:C - 8.4845°

Square root of (a^2+b^2) = Square root of 72 = 8.48.

tan-1 (b/a) = tan-1 (6/6) = 45.