Question

Good Evening !!
$\huge\underline{Question}$
The distance 'D'of the sun from the earth is 1.496×10¹¹m . If sun's angular diameter is 1920 as measured from earth, find the diameter of the sun .​

Answer 1

Answer:

139 × 10^9

Explanation:

hope it helps

mark my answer as bhainliest

Answer 2

Answer:

sᴇᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ ғᴏʀ ᴍᴇᴛʜᴏᴅ 1

ᴀʟᴛᴇʀɴᴀᴛɪᴠᴇ ᴍᴇᴛʜᴏᴅ:

ᴛʜᴇ ᴅɪsᴛᴀɴᴄᴇ ᴅ ғʀᴏᴍ ᴛʜᴇ ᴇᴀʀᴛʜ ᴛᴏ ᴛʜᴇ sᴜɴ ɪs ᴠᴇʀʏ ʟᴀʀɢᴇ.

ᴛʜɪs ᴍᴀᴋᴇs ᴛʜᴇ ᴅɪᴀᴍᴇᴛᴇʀ ᴏғ ᴛʜᴇ sᴜɴ 'ᴅ' ᴀʟᴍᴏsᴛ ʟɪᴋᴇ ᴀ sᴛʀᴀɪɢʜᴛ ʟɪɴᴇ.

ᴀʟsᴏ, ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ ᴛʜᴇᴛᴀ ᴀʟsᴏ ɢᴇᴛs ʀᴇᴅᴜᴄᴇᴅ ᴅᴜᴇ ᴛᴏ ᴛʜᴇ ᴛʜᴇ ᴠᴇʀʏ ʟᴀʀɢᴇ ᴅɪsᴛᴀɴᴄᴇ ᴏғ 'ᴅ'.

sᴜᴄʜ ᴀɴ ᴏʀɪᴇɴᴛᴀᴛɪᴏɴ ᴍᴀᴋᴇs ɪᴛ ᴀ ʀɪɢʜᴛ ᴀɴɢʟᴇᴅ ᴛʀɪᴀɴɢʟᴇ.

ᴜsɪɴɢ ᴛʜᴇ ᴅᴇғɪɴɪᴛɪᴏɴ ᴏғ ᴛʀɪɢᴏɴᴏᴍᴇᴛʀɪᴄ ʀᴀᴛɪᴏs ᴡᴇ ɢᴇᴛ,

ᴛᴀɴ (ᴛʜᴇᴛᴀ) = ᴅ / ᴅ ... (1)

ᴀs ᴛʜᴇᴛᴀ ɪs ɴᴇɢʟɪɢɪʙʟᴇ, ᴛᴀɴ (ᴛʜᴇᴛᴀ) ɪs ᴀʟsᴏ ʀᴇᴅᴜɴᴅᴀɴᴛ.

ᴛʜᴜs

ᴛᴀɴ (ᴛʜᴇᴛᴀ) = ᴛʜᴇᴛᴀ ...(2)

ᴀᴘᴘʟʏɪɴɢ (2) ɪɴ (1)

(ᴛʜᴇᴛᴀ) = ᴅ / ᴅ ...(3)

ᴄᴏɴᴠᴇʀᴛɪɴɢ ᴛʜᴇᴛᴀ ғʀᴏᴍ sᴇᴄᴏɴᴅs ᴛᴏ ᴅᴇɢʀᴇᴇs,

ᴛʜᴇᴛᴀ ɪɴ ᴅᴇɢʀᴇᴇs

= 1920 sᴇᴄᴏɴᴅs / (60 x 60)

= 0.53

ᴄᴏɴᴠᴇʀᴛɪɴɢ ᴛʜᴇᴛᴀ ɪɴ ᴅᴇɢʀᴇᴇs ᴛᴏ ʀᴀᴅɪᴀɴs ғᴏʀ ᴄᴀʟᴄᴜʟᴀᴛɪᴏɴ,

ᴛʜᴇᴛᴀ ɪɴ ʀᴀᴅɪᴀɴs

= 0.53 x π/180

= 0.0093

ᴜsɪɴɢ (3)

ᴅ = ᴅ x ᴛʜᴇᴛᴀ ɪɴ ʀᴀᴅɪᴀɴs

ᴅ= 1.496 × 1011 ᴍ x 0.0093 ʀᴀᴅɪᴀɴs

ᴅ= 1.39 x 109 ᴍ

Explanation:

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ᴜ

ɪғ ᴜ ʜᴀᴠᴇ ᴀɴʏ ᴅᴏᴜʙᴛ ᴘʟs ɪɴғᴏʀᴍ ᴍᴇ..

ᴍᴀʀᴋ ᴀs ʙʀᴀɪɴʟɪᴇsᴛ✨