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What is Electrical Resistance? Write Its Si Unit. - Physics

One Line Answer
What is electrical resistance? Write its SI unit.
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Solution

The obstruction offered to the flow of current by the wire is called its electrical resistance. It is a kind of friction between the free electrons and the atoms of the conductor along which they flow.
Its SI unit is 'ohm'.

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APPEARS IN

Frank ICSE Class 10 Physics Part 2
Chapter 4 Current Electricity
Exercise 4.1 | Q 8 | Page 173
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