Two point sources are vibrating in phase producing two-dimensional water wave interference. The second nodal line will occur at locations where the path length
difference of the arriving waves is:

A) 1λ
B) 0.5 λ
C) 2.5 λ
D) 1.5 λ

think about the oscillation of the toy shown in the video. when the toy is at the highest point of its motion, its velocity is zero and its acceleration is negative.

b mirrors submit a iisner? e. for which optical devices does d sometimes have a positive value? o a a and b o b. a and c o c. b and d 0 d. b and cb

spare some change and give it to the poor

explanation:

plz : ((