Question

Resistivity is usually expressed in terms of:

• A. Ohm/cm square
• B. Moh
• C. Ohmmeter
• D. none of these

Answer 1

Answer:

C. Ohmmeter

• Resistance R=$\frac{\rho \mathrm{l/}}{\mathrm{A\; Where\; L\; Length\; of\; conductor}}$
• $\frac{\mathrm{A\; Area\; of\; cross\; section}}{}$
• $\frac{\mathrm{unit\; of\; resistance\; ohm}}{}$