28 A) What is the current in the circuit shown B) What is the voltage at the point A 12 V 300 0 45 2002 30 A cylindrical resistor is 1 0 cm long and has a cross sectional area 0 04 cm If its resistance is 4 mega Ohms, what is the resistivity in Q meters of the material of which it is composed 28 A...

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28. A) What is the current in the circuit shown? B) What is the voltage at...

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Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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28. A) What is the current in the circuit shown? B) What is the voltage at...

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