Question

we have four resistors A,B,C,D of resistance 4 ohm's ,8 ohm's,12 ohm's and 24 ohm's respectively SAMPLE
X,Y,Z
resistivity
X=3×10 -6
Y=11.1×0-6
z 18×10_17​

Answer 1

Answer:

Explanation:

ANSWER:-

Wᴇ ᴋɴᴏᴡ ᴛʜᴀᴛ:-

Fᴏʀ ᴘᴀʀᴀʟʟᴇʟ ʀᴇsɪsᴛᴀɴᴄᴇ, Iᴛ ᴡɪʟʟ ʙᴇ ᴛʜᴇ ʀᴇᴄɪᴘʀᴏᴄᴀʟ ᴏғ ᴛʜᴇ ɢɪᴠᴇɴ ᴠᴀʟᴜᴇ.

Sᴏ, ᴀᴄᴄᴏʀᴅɪɴɢ ᴛᴏ ɢɪᴠᴇɴ ᴠᴀʟᴜᴇ,

Lᴇᴛ ᴜs Assᴜᴍᴇ ᴛʜᴇ ᴠᴀʟᴜᴇ ᴀs R_ᴘR

ᴘ

Nᴏᴡ ,

1/4+1/8+1/12+1/24=1/Rᴘ

ɴᴏᴡ

LCM ᴏғ 4,8,12,24 =24

1/Rᴘ = 6+3+2+1/24

1/Rᴘ= 12/24

Rᴘ =2ᴏʜᴍ

Sᴏ, ᴛʜᴇ Eϙᴜɪᴠᴀʟᴇɴᴛ Rᴇsɪsᴛᴀɴᴄᴇ ɪs 2 ᴏʜᴍ.

Tʜɪɴɢs ᴛᴏ Nᴏᴛᴇ:-

Tʜᴇ Pᴀʀᴀʟʟᴇʟ ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ ɪs ᴀ ᴍᴏsᴛ sᴜɪᴛᴀʙʟᴇ ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ ᴀs ɪᴛ ᴀʟʟᴏᴡs ᴀʟʟ ᴛʜᴇ ᴀᴘᴘʟɪᴀɴᴄᴇs ᴛᴏ ᴡᴏʀᴋ ɪɴᴅᴇᴘᴇɴᴅᴇɴᴛʟʏ.

Sᴇʀɪᴇs ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ ᴀʀᴇ ᴛʜᴏsᴇ ᴡʜɪᴄʜ ᴀʀᴇ ᴀᴅᴅᴇᴅ sɪᴍᴘʟʏ.

Wʜɪʟᴇ ɪɴ sᴇʀɪᴇs ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ, ᴛʜᴇ ᴀᴘᴘʟɪᴀɴᴄᴇs ᴀʀᴇ ɪɴᴛᴇʀ ᴅᴇᴘᴇɴᴅᴇɴᴛ. Iғ ᴏɴᴇ ᴀᴘᴘʟɪᴀɴᴄᴇs ɢᴇᴛs ᴅᴀᴍᴀɢᴇᴅ, ɪᴛ ᴀғғᴇᴄᴛs ᴛʜᴇ ᴡʜᴏʟᴇ ᴄɪʀᴄᴜɪᴛ.

Tʜᴇ ᴇϙᴜɪᴠᴀʟᴇɴᴛ ʀᴇsɪsᴛᴀɴᴄᴇ ᴏғ Pᴀʀᴀʟʟᴇʟ ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ ɪs ʟᴇss ᴛʜᴀɴ ᴡʜᴀᴛ ɪs ɢɪᴠᴇɴ.

Tʜᴇ ᴇϙᴜɪᴠᴀʟᴇɴᴛ ʀᴇsɪsᴛᴀɴᴄᴇ ᴏғ Sᴇʀɪᴇs ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ ɪs ᴍᴏʀᴇ ᴛʜᴀɴ ᴡʜᴀᴛ ɪs ɢɪᴠᴇɴ.

Explanation:

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