Physics, asked by tmgexp301, 9 months ago

which property of electromagnetic waves do not change in vaccum

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Answered by kmina69

Answer:

speed..................

Answered by Anonymous

Explanation:

ғʀᴇǫᴜᴇɴᴄʏ ᴀɴᴅ ᴡᴀᴠᴇʟᴇɴɢᴛʜ

sɪɴᴄᴇ ᴀʟʟ ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛɪᴄ ʀᴀᴅɪᴀᴛɪᴏɴ ᴛʀᴀᴠᴇʟs ᴀᴛ ᴛʜᴇ sᴀᴍᴇ sᴘᴇᴇᴅ (ɪɴ ᴀ ᴠᴀᴄᴜᴜᴍ), ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴄʀᴇsᴛs (ᴏʀ ᴛʀᴏᴜɢʜs) ᴘᴀssɪɴɢ ᴀ ɢɪᴠᴇɴ ᴘᴏɪɴᴛ ɪɴ sᴘᴀᴄᴇ ɪɴ ᴀ ɢɪᴠᴇɴ ᴜɴɪᴛ ᴏғ ᴛɪᴍᴇ (sᴀʏ, ᴏɴᴇ sᴇᴄᴏɴᴅ), ᴠᴀʀɪᴇs ᴡɪᴛʜ ᴛʜᴇ ᴡᴀᴠᴇʟᴇɴɢᴛʜ.

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