Solve the following problems below. Show complete solution. 1. A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when connected to 3.5 V source?
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Solve the following problems below. Show complete solution.
1. A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it
draw when connected to 3.5 V source?
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- Solve the following problems below. Show complete solution. 1. A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will itdraw when connected to 3.5 V source? 2. An electromotive force of a cell is 3.85 V and is connected to a load of 4.25 Ω, the voltagedrops to 2.0 V. Find the current and internal resistance of the cell.What is the equivalent resistance of a 100 kΩ resistor and a 140 kΩ resistor in parallel? I first don't how the diagram would look, nor the how to determine equivalent resistance.Please fill out the template below with the work for this problem. Note that you need to have a picture, a list of knowns and unknowns, the general equation/s you will use, and the math steps to solve for the unknown, only plug in the numbers after you have solved for the unknown, and the answer with units included. Question 1: A current of 2.72 A flows through a wire. How many electrons flow past a particular point in the wire every 15 seconds?
- Solve the problems below. Make sure to show proper solution. All finalanswers should be written inside a box. 3. The electric field of the material between two coaxial cables of radius .25 m and .51m is given as E = 2.58 V.m/r3. If the conductivity of the material is 5 x 1010 S/m, whatis the current density in the material?solve this problem and explain each step, please a resistor of R ohms is connected across a battery of E volts with internal resistance r ohms, then the power (in watts) in the external resistor is P=E2R/(R+r)2 If E and r are fixed but R varies, what is the maximum value of the power?NEED 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?
- Answer question 2 only Please. 2. A wire has a radius of 1.90 mm. If the current in the wire is 6.14 A, the drift velocity is 4.86 x 10-5 m/s. What is the concentration of free electrons in the metal?What is the radius of a 235.00m length of gold wire whose resistance is 0.32 KΩ Follow thus format: Given: Required: Equation: Solution: Answer:Please answer this excercise. This is not a graded question. 1. A silver wire 1.00 mm in diameter transfers a charge of 65.0 C in 1 hr. 15.0 min. Silver contains 5.0 × 1028 eoectrons per cubic meter. What is the current in the wire? What is the magnitude of the drift velocity of the electrons in the wire? 2. An aluminum wire carrying a current has a diameter of 0.600 mm. The electric field in the wire is 0.640 V/m. What is tue current carried by the wire? What is the potential difference between two points if the wires are 12.0m apart? What is the resistance of a 12.0m length of wire?
- 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.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?Solve systematically and completely. Highlight final answers. A power supply has an output of 12 volts. A group of three resistors in series is connected to its terminals. Two of the resistors have resistances of 3Ω and 1Ω while the third is unknown. A voltmeter connected across the unknown resistance reads 6 volts. Determine a) The unknown resistance. b)The total current through the resistors. c)The voltage across the 3Ω resistor. d) The voltage across the 1Ω resistor.