Question

Which is a correct way to measure wavelength?
A.from rarefaction to rarefaction for a longitudinal wave
B.from crest to trough for a transverse wave
C.from rest position to crest for a transverse wave
D.from compression to rarefaction for a longitudinal wave

Answer 1

i think the answer is A

Answer 2

the answer is a.) form rarefaction to rarefaction for a longitudinal wave because the particles in a wave is spread out i think all i know the answer is A so yeah