10. A resistor made from a material with a p = 78  Ω m. The resistor is cylindrical with a length of 3.9 cm and a radius of 0.22 cm. A) What is the resistance of the resistor? B) What will the current through the resistor be if it is connected to a 3 V battery? C) How much charge passes through the resistor after 20 seconds?

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