Write down an equation that relates the currents I1, I2, and I3. Your answer should be in terms of I, I2, and I3 only.
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- What is the total resistance (sum) of the two wires? Express your answer to two significant figures and include the appropriate units. rtotal= What is the current through the wire? Express your answer to two significant figures and include the appropriate units. I=Electrical current in a conductor is measured as a constant 3.41 mA for 31.3 s. How many electrons pass a section of the conductor in this time interval?Consider the following circuit diagram. The potential difference across the battery is 40.0 volts, and it supplies a current of 5.00 amperes to the circuit. There is a current of of 2.70 amperes flowing through R1. Resistor R2 has a resistance of 5.50 ohms. What is the resistance of R3? Answer in ohms to two decimal places, but do not include units in your answer.
- An aluminum wire consists of the three segments shown in the following figure. The current in the top segment is 7.0 A (Figure 1) For each of these three segments, find the current I Express your answers using two significant figures separated by commas. ? Itop, Imid, Ibot = A Submit Request Answer Part B For each of these three segments, find the current density J. Express your answers using two significant figures separated by commas. HVα ΑΣφ ? Figure Jtop, Imid, Jbot = A/m? Submit Request Answer Part C 2.0 mm For each of these three segments, find the electric field E. 1.0 mm Express your answers using two significant figures separated by commas. 2.0 mm Ην ΑΣφ ? Etop, Emid, Ebot = V/manswer sheet in the box on the front table. 1. A metallic conductor is carrying a current. The drift speed of the electrons in the conductor is 2.00 mm/s. The resistivity of the conductor is 2.00 x 10 .m. This conductor has 5.00 x 1028 electrons/m°. What is the magnitude of the electric field in the conductor (in V/m)?