Waec 2022 Physics Question 32
Practice objective / multiple choice question 32 from the 2022 Waec Physics examination.
A wire of cross-sectional area 2 \pi \times 10^{-8} \mathrm{~m} and resistivity 11 \times 10^{-8} \mathrm{~m}, has a resistance of 21 \Omega. Calculate the length of the wire. \left[\pi=\frac{22}{7}\right].
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About This Question
This is Waec 2022 Physics Question 32. It is one of the objective questions from the 2022 Waec Physics examination.
Difficulty level: 2 .
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