Download Calculating Current Exercise

Unit 8: Electricity and Magnetism
Calculating Current Exercise
Solve the problems below by applying Ohm’s Law. Round off your
answers to the nearest tenth.
1.
V = 745 volts, R = 79 ohms, I = _______________________
2.
V = 25,000 volts, R = 10 ohms, I = ______________________
3.
V = 12,689 volts, R = 165 ohms, I = ________________________
4.
V = 568 volts, R = 18 ohms, I = ___________________________
Solve each problem. Round off your answers to the nearest tenth.
Remember to include the correct units of measure in your answers.
5.
What is the current in an electrical pathway in which the voltage is
1200 volts and the resistance is 175 ohms?
6.
A circuit has a voltage of 18 volts and a resistance of 6 ohms.
What is the current?
7.
What is the current in an electrical pathway in which the voltage is
512 volts and the resistance is 64 ohms?