Physics, asked by neerajmishra161, 11 months ago

A wire of length 3 m and area of cross-section 1.7 x 10 m2 has a resistance 3 x 102 ohm. r
a. What is the formula for resistivity of the wire and what is the unit of it
b. calculate the resistivity of the wire.

Answers

Answered by mayankagrawal0304

4

Answer:

resistivity =resistance × area ÷ length

Explanation:

its unit is ohm meter
resistivity=3×102×1.7×10÷3

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