Question

The velocity of heat radiantion in vaccum is
a) equal to that of light
b)less than that of light
c)greater than that of light
d) equal to that of sound​

Answer 1

I think answer will be a》equal to that of light because thermal radiation are also the type of Electromagnetic radiation radiated by a hot surface

Answer 2

Explanation:

ᴏᴘᴛɪᴏɴ (ᴀ) ᴇǫᴜᴀʟ ᴛᴏ ᴛʜᴀᴛ ᴏғ ʟɪɢʜᴛ.....ᴡɪʟʟ ʙᴇ ᴛʜᴇ ᴄᴏʀʀᴇᴄᴛ ᴏɴᴇ......