The compressed regions and the space-out regions in longitude wave are refers to as
A
Compression and Rarefaction
B
Comparison and Explosion
C
Reflection only
D
Refraction only
Verified Correct Answer: A.
Physical Principles & Numerical Solution
The vibrating particles behave like a spiral spring with a series of compression region and space–out region.
Source: Myschool Past Questions Archive (Record #40836)