Science, asked by MANDU143, 1 year ago

distinguish between resistance and resistivity

Answers

Answered by payal75
24
resistance - it is the opposition offered to the dlow of electrons by a conductor.
it is measured in ohm

resistivity -resistivity of a mterial is the resistance of a conductor of this material of unit length and unit cross sectional area

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Answered by Anonymous
3

☺answer:

⭕️Resistivity is also known as electrical resistivity.

⭕️Its a property that quantities how strongly a material opposes the flow of electric current.

⭕️A low resistivity indicates a material that allows the flow of electric current.

⭕️Its SI unit is ohm (symbol - Ω).

⭕️It's named after German physicist Georg Simon Ohm.

⭕️Resistivity of a conductor is a property of the material of the conductor.

⭕️ Unit of resistivity is Ohm meter, Ω m.

⭕️Resistivity of the material of the conductor changes with temperature.

⭕️Resistivity of copper is 1.7 × 10 -8 Ω m at room temperature.

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘꜱ ʏᴏᴜ. ☺❤

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