52. assignment (interference)

Two sources of coherent radio waves broadcasting in phase are located as shown below.(Figure 1) Each grid square is 0.5 m square, and the radio sources broadcast at ?=2.0m.

 

Part A

At Point A is the interference between the two sources constructive or destructive?

 

Part B

At Point B is the interference between the two sources constructive or destructive?

 

Part C

At Point C is the interference between the two sources constructive or destructive?

 

Part D

At Point D is the interference between the two sources constructive or destructive?

 Explanation video:
https://youtu.be/XDV3vMIdGxA