•
At
a
1
-
a
2
= 0
o
adding of waves gives
Maximum Constructive Interference
•
0
o
180
o
360
o
540
o
720
o
900
o
Wave 1
Wave 2
Resultant wave
Phase angle
difference between
Wave 1 & Wave 2
is zero
a
1
-
a
2
= 0
o
Amplitude
