Evan TohSep 301 min readLight and sound wave diagram in different mediums with different densityLight and sound are both waves. So both carry energy from one place to another. Light , which is part of the electromagnetic spectrum,...
Evan TohDec 31, 20231 min readPP2017p1q21 Sound – time taken for the next rarefaction to arrive at the point PAnswer: Option A
Evan TohDec 31, 20231 min readTime interval between two sounds from a gun – direct and reflected soundSolutions: Option B You can view the video tutorial here or the written solutions below.