Question

Derive the expression for Joule's heating effect of current.....

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Answer 1

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$\huge{\bold{\red{HELLO\:!!}}}$

JOULE'S HEATING EFFECT

ᴀᴄᴄᴏʀᴅɪɴɢ ᴛᴏ ᴊᴏᴜʟᴇꜱ ʟᴀᴡ ᴏꜰ ʜᴇᴀᴛɪɴɢ, ᴡʜᴇɴ ᴀ ᴄᴜʀʀᴇɴᴛ ɪ ꜰʟᴏᴡꜱ ᴛʜʀᴏᴜɢʜ ᴀ ʀᴇꜱɪꜱᴛᴀɴᴄᴇ ʀ ᴛʜᴇɴ :

ʜᴇᴀᴛ ᴘʀᴏᴅᴜᴄᴇᴅ ɪꜱ :

(ɪ) ᴅɪʀᴇᴄᴛʟʏ ᴘʀᴏᴘᴏʀᴛɪᴏɴᴀʟ ᴛᴏ ᴛʜᴇ ꜱQᴜᴀʀᴇ ᴏꜰ ᴄᴜʀʀᴇɴᴛ ꜰᴏʀ ᴀ ɢɪᴠᴇɴ ʀᴇꜱɪꜱᴛᴀɴᴄᴇ

(ɪɪ) ᴅɪʀᴇᴄᴛʟʏ ᴘʀᴏᴘᴏʀᴛɪᴏɴᴀʟ ᴛᴏ ᴛʜᴇ ʀᴇꜱɪꜱᴛᴀɴᴄᴇ ᴏꜰ ɢɪᴠᴇɴ ᴄɪʀᴄᴜɪᴛ.

(ɪɪɪ) ᴅɪʀᴇᴄᴛʟʏ ᴘʀᴏᴘᴏʀᴛɪᴏɴᴀʟ ᴛᴏ ᴛʜᴇ ᴛɪᴍᴇ ꜰᴏʀ ᴡʜɪᴄʜ ᴛʜᴇ ʀᴇꜱɪꜱᴛᴀɴᴄᴇ ꜰʟᴏᴡꜱ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ʀᴇꜱɪꜱᴛᴏʀ.

So eqⁿ is $\bold{\huge{\red{H=I^2Rt}}}$

$\bold{\huge{\boxed{\pink{DERIVATION}}}}$

ʟᴇᴛ ᴜꜱ ᴄᴏɴꜱɪᴅᴇʀ ᴀ ʀᴇꜱɪꜱᴛᴀɴᴄᴇ ʀ , ɪɴ ᴡʜɪᴄʜ ɪ ᴀᴍᴏᴜɴᴛ ᴏꜰ ᴄᴜʀʀᴇɴᴛ ꜰʟᴏᴡꜱ.

ᴡᴏʀᴋ ᴍᴜꜱᴛ ʙᴇ ᴅᴏɴᴇ ʙʏ ᴄᴜʀʀᴇɴᴛ ᴛᴏ ᴍᴏᴠᴇ ᴄᴏɴᴛɪɴᴜᴏᴜꜱʟʏ.

ᴡ=Qx ᴠ

ʙᴜᴛ Q=ɪxᴛ

ᴡ=ɪxᴠxᴛ

ʙᴜᴛ ꜰʀᴏᴍ ᴏʜᴍꜱ ʟᴀᴡ: ᴠ=ɪʀ

$\bold{\huge{\red{W=I^2Rt}}}$

ᴀꜱꜱᴜᴍɪɴɢ ᴛʜᴇ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴇɴᴇʀɢʏ ᴄᴏɴꜱᴜᴍᴇᴅ ɪꜱ ᴄᴏɴᴠᴇʀᴛᴇᴅ ɪɴᴛᴏ ʜᴇᴀᴛ ᴇɴᴇʀɢʏ .

ᴡᴇ ᴡʀɪᴛᴇ ᴡᴏʀᴋ ᴅᴏɴᴇ ᴀꜱ ʜᴇᴀᴛ  ᴘʀᴏᴅᴜᴄᴇᴅ.

so $\bold{\underline{\huge{\red{H=I^2Rt}}}}$

$\bold{\huge{\boxed{\pink{APPLICATION}}}}$

❶ ɪɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ʜᴇᴀᴛᴇʀꜱ.

❷ ɪɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ɪʀᴏɴ

❸ ɪɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ꜰᴜꜱᴇ ᴡɪʀᴇ

❹ ɪɴ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ʙᴜʟʙ

$<marquee direction="left" height="80" behavior="scroll" >LovePhysicsandGenerateHeat</marquee>$

$\bold{\huge{\boxed{\red{\mathscr{ThankYou}}}}}$

$\bold{\underline{\huge{\red{\mathscr{PlzMarkBrainliest}}}}}$

Answer 2

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