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Determine the magnitude and direction of the current in the 2 Ω resistor in the drawing.
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- Consider a series RC circuit as in the figure below for which R = 3.40 MN, C = 2.80 µF, and E = 33.5 V. R (a) Find the time constant of the circuit. s (b) Find the maximum charge on the capacitor after the switch is thrown closed. | µC (c) Find the current in the resistor 10.0 s after the switch is closed. µAThree 100 Ohm resistors are connected as shown in the figure. The maximum power that can safely be delivered to any one resistor is 25.5 W. (a) what is the maximum potential difference that can be applied to the terminals a and b? (b) For the voltage determined in part (a), what is the power delivered to each resistor? resistor on the left resistor at the top of the loop resistor at the bottom of the loop (c) What is the total power delivered to the combination of resistors?Consider the circuit shown in the figure. How much current is passing through the 4.00[Ω]4.00[Ω] resistor?
- In a certain stereo system, each speaker has a resistance of 5.00 Ω. The system is rated at 55.2 W in each channel. Each speaker circuit includes a fuse rated at a maximum current of 4.50 A. Is this system adequately protected against overload? Yes/No Give the current drawn by each speaker to support your answer.An open circuit containing five resistors starts at point a and ends at point b. The circuit extends to the right from point a and splits into two parallel horizontal branches. There is a 12.0 Ω resistor on the top branch and a 6.00 Ω resistor on the bottom branch. The branches then recombine and the circuit extends to the right to a 5.00 Ω resistor. To the right of the 5.00 Ω resistor, the circuit again splits into two parallel horizontal branches. There is a 4.00 Ω resistor on the top branch and an 8.00 Ω resistor on the bottom branch. The branches then recombine and the circuit extends to the right until it reaches point b. (b) If a voltage of 50 V is applied between points a and b, find the current in each resistor. 12 Ω ?A 6 Ω ?A 5 Ω ? A 4 Ω ? A 8 Ω ? AProblem For the circuit described by the schematic diagram below, please compute (a) the potential difference across the terminals of the 8.00 2 resistor, (b) the magnitude of the current flow through the 8.00 Q resistor, (c) the direction of the current flow through the 8.00 2 resistor, left-to-right| right-to-left Circle the correct choice and cross out the incorrect option. (d) and the power dissipated by the 8.00 2 resistor. 2.00 0 8.00 0 6.00 V 3.00 V 9.00 V >4.00 0
- Q14A fully charged RC circuit is set up using R = 15.0 Ω and C = 8.20 μF with the switch initially open, as shown in the figure. At a certain time after the switch is closed, the current in the circuit has magnitude 3.00 A and the charge on the capacitor is 30.0 μC. At this time, what is the rate at which energy is being stored in the capacitor (in W)?The figure below shows a circuit with an open switch, an emf device, E = 33 V, and a resistor, R = 42 Q. If we assume the switch remains open, use the given values to find the potential difference between the following points. (a) (b) (c) (d) a d Vb - Va Vc - Vb Vd - Vc Va - Vd V V V E + b www C R
- a-c would be greatAn open circuit containing five resistors starts at point a and ends at point b. The circuit extends to the right from point a and splits into two parallel horizontal branches. There is a 12.0 Ω resistor on the top branch and a 6.00 Ω resistor on the bottom branch. The branches then recombine and the circuit extends to the right to a 5.00 Ω resistor. To the right of the 5.00 Ω resistor, the circuit again splits into two parallel horizontal branches. There is a 4.00 Ω resistor on the top branch and an 8.00 Ω resistor on the bottom branch. The branches then recombine and the circuit extends to the right until it reaches point b.