Question

what is ultrasonic sound?
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Answer 1

 

ʜᴇʏᴀ..

ʜᴇʀᴇ ɪs ᴜʀ ᴀɴsᴡᴇʀ 

ᴜʟᴛʀᴀsᴏɴɪᴄ ʜᴇᴀʀɪɴɢ ɪs ᴀ ʀᴇᴄᴏɢɴɪsᴇᴅ ᴀᴜᴅɪᴛᴏʀʏ ᴇғғᴇᴄᴛ ᴡʜɪᴄʜ ᴀʟʟᴏᴡs ʜᴜᴍᴀɴs ᴛᴏ ᴘᴇʀᴄᴇɪᴠᴇ sᴏᴜɴᴅs ᴏғ ᴀ ᴍᴜᴄʜ ʜɪɢʜᴇʀ ғʀᴇϙᴜᴇɴᴄʏ

ɪ ʜᴏᴘᴇ ɪᴛs ʜᴇʟᴘ ᴜ 

 

Answer 2

Answer:

ultra sonic sound Isa sound which is above 20000 which we cannot hear