Question

What are the two main differences between standing wave and progressive wave? Derive an expression

for a standing wave using analytical treatment of superposition of waves​

Answer 1

Answer:

ɪɴ ᴛʜᴇ ᴄᴀsᴇ ᴏғ ᴀ sᴛᴀᴛɪᴏɴᴀʀʏ ᴡᴀᴠᴇ, ᴛʜᴇ ᴇɴᴇʀɢʏ ɪs ɴᴏᴛ ᴘʀᴏᴘᴀɢᴀᴛᴇᴅ ᴏɴᴡᴀʀᴅs ʙᴇᴄᴀᴜsᴇ ᴇᴀᴄʜ ᴘᴀʀᴛɪᴄʟᴇ ᴘᴏssᴇssᴇs ɪᴛs ᴏᴡɴ ᴄʜᴀʀᴀᴄᴛᴇʀɪsᴛɪᴄ ᴠɪʙʀᴀᴛɪᴏɴ. ʙᴜᴛ ɪɴ ᴀ ᴘʀᴏɢʀᴇssɪᴠᴇ ᴡᴀᴠᴇ, ᴛʜᴇ ʀᴇᴀsᴏɴ ғᴏʀ ᴇɴᴇʀɢʏ ʙᴇɪɴɢ ᴛʀᴀɴsᴍɪᴛᴛᴇᴅ ғʀᴏᴍ ᴏɴᴇ ᴘᴏɪɴᴛ ᴛᴏ ᴀɴᴏᴛʜᴇʀ ɪs ᴛʜᴇ ᴛʀᴀɴsғᴇʀ ᴏғ ᴠɪʙʀᴀᴛɪᴏɴ ᴡɪᴛʜɪɴ ᴛʜᴇ ᴍᴏʟᴇᴄᴜʟᴇs ᴏғ ᴛʜᴇ ᴡᴀᴠᴇ.