IConsider the circuit shown below. Find the voltage across each resistor. R2 20 k2 R1 5 kl2 R3 = 10 kl? EV = 12 V V2 24 V R.-- 10 k2 R5 - 15 k2
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- Describe how the current flowing through the resistor varied as the voltage was increased? Based on the graph, What do the slopes of the best fit lines represent? Explain Do you consider the resistor as ohmic? Why or why not?I have attached the formulas and values tahat we use for reference. Please include a detailed solution. Thank you!Question: The substation bus bar is made up of 4-inches round platinum bars 25 ft. long. What is the resistance of each bar.?(Express your answer in micro-ohms)Resistivity of platinum = 10.6NEED HELP PLEASE NOTE: KINDLY WRITE THE SOLUTIONS ON A SEPARATE SHEET OF PAPER 1. A wire 5 m long and 1mm in diameter allows a current of 0.5 A to pass when the potential difference between the ends of the wire is 6 volts. (a) what is the resistance of the wire? (b) what is the value for the resistivity of the metal from which the wire is made?
- Consider the following diagram. The current passing through R1 is 200 mA, what is the voltage across resistor R2 and the current current that passes through the same resistor if R1 is 8 Ohm and R2 is 4 Ohm? Show all pertinent solutions.Determine the SI base units of resistivity A car headlight filament is made of tungsten and has a cold resistance of 0.350 Ω. If the filament is a cylinder 4.00 cm long, what is its diameter? Two charges Q1 &Q2 are separated by a distance D. If both charges are doubled, what happens to the force between the charges? Show your workConsider the circuit below (picture attached) How would you add a resistor with a resistance of 7.00 Ω to the circuit so that the current through the 3.0 Ω resistor is maximized? (This is already answered but I believe this correlates with part b. For this part the new resistor must be in parallel with the 4 ohm resistor) By how much does the current through 3.0 Ω resistor increase when you do what was descibed above? (Must be in units of ampheres please.)
- I have attached the formulas and values tahat we use for reference. Please include a detailed solution. Thank you! Question:When two resistors A and B are connected in series, the total resistance is 36 ohms. When connected in parallel, the total resistance is 8 ohms. What is the ratio of the resistance RA to resistance RB? Assume RA < RB and express the answer in decimal form.What do you mean by temperature coefficient of resistivity?Q2- According to the picture, by showing all your calculations clearly, find(a) all the currents I1, I2 and I3 shown,(b) the power given by ε1 and ε2 ,(c) the power dissipated in resistors in Figure.
- The resistance of a copper wire at 24 °C is 55 Ω. Therefore, the resistance of copper wire at 89 °C is equal to ____ Ω. The thermal coefficient of resistance of copper at 0 °C is 0.004264/°C. Show your complete solution.I attached the picture of the question below, but here it is typed out just in case the image is hard to read! Also, I need the answers correct to 4 decimal places. Thank you! A 27-V battery is connected to this network of resistors. The resistance ?R shown is 11.6 Ω. a. What is the equivalent resistance of the entire circuit? b. What current flows through the battery? c. What current flows through the 12 ohm resistor?