Activity 2 Directions: Solve for the given problems. Show your complete solutions. Express your final answers into 3 significant figures. 1. Silver is composed of 5.8 x 1026 free electrons per cubic meter. If a silver wire with a diameter of 1.8 mm can allow charges of 360 C to flow in 1 hour, a. What is the current in the conducting wire? b. What is the magnitude of the drift velocity of the electrons in the conducting wire?

Activity 2 Directions: Solve for the given problems. Show your complete solutions. Express your final answers into 3 significant figures. 1. Silver is composed of 5.8 x 1026 free electrons per cubic meter. If a silver wire with a diameter of 1.8 mm can allow charges of 360 C to flow in 1 hour, a. What is the current in the conducting wire? b. What is the magnitude of the drift velocity of the electrons in the conducting wire?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter1: Units And Measurement

Section: Chapter Questions

Problem 15P: Use the orders of magnitude you found in the previous problem to answer the following questions to...

See similar textbooks

Similar questions

provide the correct formula and correct amount of significant figures for final answer Part A:If there is an annealed copper wire with resistivity 0.172 nano ohm meters and a diameter of 2mm placed in an electric field of 16,000N/C, then how much current will go through the wire? Part BIf this wire (the same as in part A) has an electron density of 8.5x10^28 m^-3 then what is the drift velocity of the electrons in this wire? The charge of each electron is, as usual, 1.602x10^-19C.
Directions: Solve for the given problems. Show your complete solutions.Round off your answers into the proper number of significant figures.1. Copper has 8.5 x 1028 free electrons per cubic meter. A 75.0-cm length ofcopper wire with a diameter of 2.05 mm, carries 4.97 A of current.a. How much time does it take for an electron to travel the length of thewire?b. Repeat (a) for a wire with a diameter of 4.12 mm of the same length thatcarries the same current.c. How does changing the diameter of the wire affect the drift velocity ofthe electrons in the wire?
Please answer and explain to these in not less than 3 sentences. Thank you! 1. How can a sheet of copper be made to emit electrons thermionically? 2. Why do electrons cross the gap in a vacuum tube? 3. Besides tungsten, what other materials are used for cathodes in vacuum tubes? 4. What is the advantage of directly heated cathodes?
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?
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?
Activity 1- Problem Solving Solve the following problems involving the relationship of current, charges, and time from this equation I=Q/t. Show your complete solution. A total charge of 9.0mC passes through a cross-sectional area of nichrome wire in 3.5s. What is the current in the wire? How many electrons pass through the cross-sectional area in 10.0s? If the number of charges that pass through the cross-sectional area during the given interval doubles, what is the resulting current?
Directions: Solve for the given problems. Show your complete solutions.Round off your answers into the proper number of significant figures.2. A metallic wire has a diameter of 3.80 mm. When the current in the wire is7.20 A, the drift velocity is 4.86 x 10-5 m/s. What is the density of the freeelectrons in the metal?
With the help of diagrams, indicate the three main objectives of a standard electrophysiological study (EPS). In addition, explain how the Wenckeback point (WP) is assessed. Indicate what are the values for normal and abnormal WP?
Please help with parts D and E of the question below. I attached a screenshot of the problem as well. Part D For each of these three segments, find the drift velocity vd. (vd)top,(vd)mid,(vd)bot Part E For each of these three segments, find the electron current i. itop,imid,ibot
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?
. Solve the problems below. Make sure to show proper solution. All finalanswers should be written inside a box. 2. An electrician experienced a mild shock when he accidentally touched a wirecarrying 5.0 A for 1.5 s. a. How many coulombs of charge flow through the electrician? b. How many electrons constitute the given current?
Answer the following. Write your solution and box your final answer on each question. 1. What charge flows past a point in a wire in 6.0 s if the wire carries a current of 2.0 A? 2. If a circuit element can withstand a maximum current of 15 A, how many electrons can pass through it each second?3. How many electrons are transferred in a 10.0 A current that runs for 3.0 s?4. If 2.00 × 102mA of current flows through the filament of a light bulb, how many electrons would pass through the filament in 30.0 s?5. What feature of a river is most similar to current in an electric circuit? (A) The depth of the river measured in meters (B) The temperature of the water measured in degrees Celsius (C) The vertical drop between two points along the river measured in meters (D) The volume of water moving past a point measured in liters per second