Find the drift velocity and show the
conversion from cm^-3 to m^-3
Homework Answers
Answer: The drift velocity of the electron in the given conductor = 1.9cm/s
Explanation:
Add Answer to:
Find the drift velocity and show the
conversion from cm^-3 to m^-3
FEE Materials & What...
Find the drift velocity of conduction electrons in a gold wire of diameter 2.91 mm when...
Find the drift velocity of conduction electrons in a gold wire of diameter 2.91 mm when a current of 0.159 A flows in it. The density of conduction electrons in gold is 5.90 × 1028 m–3.
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of...
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of the electrons through the wirela 3.65A and 3.58 10 m/s respectively, Part A - Find the diameter of the wire and the denalty of free electrons. 1.36x10- m. 4.39x1028 O 1.36x10-3 m. 8.78x1026 O 9.64x10 m. 4.39x1026 9.64x104m.8.78x1026 1.86x10-6 m. 8.78x1026 Submit Request Answer Provide Feedback MacBook Air
1. When a current flows in an aluminum wire of diameter 4.67 mm, the drift speed...
1. When a current flows in an aluminum wire of diameter 4.67 mm, the drift speed of the conduction electrons is 0.000135 m/s. How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00×1028 m−3. 2. When a current flows in an aluminum wire of diameter 2.15 mm, the drift speed of the conduction electrons is 0.000249 m/s. How many electrons are flowing past a given point each second? The conduction electron...
How many electrons are associated with a current of 15.0 A? Calculate the drift velocity of...
How many electrons are associated with a current of 15.0 A? Calculate the drift velocity of electrons in a 2.053 mm diameter copper wire carrying a 20.0 A current, given there is one free electron per copper atom. (Atomic mass of copper is 63.5 kg) (Density of copper is 8.80 x 103 kg/m3) If the resistance of a copper resistor is 20.0 W at 20.0 oC, find its resistance at 100 oC. A car headlight filament is made of tungsten...
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of...
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of 7.00 A. The density of aluminum is 2.70 /em! Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wre. 24.4719 X The equation for the rift velocity includes the number of charge carriers per volume, which in the cases qual to the number of atoms per volume. How do you calculate that if you...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
Help please Current Density and Drift Speed A group of charges, each with charge q, moves...
Help please
Current Density and Drift Speed A group of charges, each with charge q, moves with velocity v^vector. The number of particles per unit volume is n. What is the current density J^vector of these charges, in magnitude and direction? Make sure that your answer has units of A/m^2. We want to calculate how long it takes an electron to get from a car battery to the starter motor after the ignition switch is turned. Assume that the current...
When a current flows in an aluminum wire of diameter 4.39 mm , the drift speed...
When a current flows in an aluminum wire of diameter 4.39 mm , the drift speed of the conduction electrons is 0.000135 m/s . How many electrons are flowing past a given point each second? The conduction electron density in aluminum is 6.00 × 10 28 m ^(− 3)
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of...
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of gold is 2.44* x 10-80 m at a temperature of 20°C and the temperature coefficient of resistivity is 0.004 (°C)-1. A gold wire, 1.1 mm in diameter and 26 cm long, carries a current of 760 ma. The drift velocity of the electrons in the wire is closest to: A) 1.1 x 10-4 m/s B) 8.5 x 10-5 m/s 09 9.7 x 10-5 m/s...
The current density of a silver wirele 2.50x100 A/m.If the current and the drift velocity of the electrons through the wirela 3.65A and 3.58 10 m/s respectively, Part A - Find the diameter of the wire and the denalty of free electrons. 1.36x10- m. 4.39x1028 O 1.36x10-3 m. 8.78x1026 O 9.64x10 m. 4.39x1026 9.64x104m.8.78x1026 1.86x10-6 m. 8.78x1026 Submit Request Answer Provide Feedback MacBook Air
An aluminum wire having a cross-sectional are equal to 530 X 10m carries a current of 7.00 A. The density of aluminum is 2.70 /em! Assume each aluminum atom supplies one conduction electron per atom. Find the drift speed of the electrons in the wre. 24.4719 X The equation for the rift velocity includes the number of charge carriers per volume, which in the cases qual to the number of atoms per volume. How do you calculate that if you...
Problem 3 Copper has 8.5-1028 free electrons per cubic meter. A 71.0 cm length of 12-gauge copper wire that is 2.05 mm in diameter carries 4.85 A of current. (a) How much time does it take for an electron to travel the length of the wire? (b) Repeat part (a) for 6-gauge copper wire (diameter 4.12 mm) of the same length that carries the same current. (c) More generally, how does changing the diameter of the wire that carries a...
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
Help please
Current Density and Drift Speed A group of charges, each with charge q, moves with velocity v^vector. The number of particles per unit volume is n. What is the current density J^vector of these charges, in magnitude and direction? Make sure that your answer has units of A/m^2. We want to calculate how long it takes an electron to get from a car battery to the starter motor after the ignition switch is turned. Assume that the current...
1) The density of free electrons in gold is 5.90 x 1028 m-3. The resistivity of gold is 2.44* x 10-80 m at a temperature of 20°C and the temperature coefficient of resistivity is 0.004 (°C)-1. A gold wire, 1.1 mm in diameter and 26 cm long, carries a current of 760 ma. The drift velocity of the electrons in the wire is closest to: A) 1.1 x 10-4 m/s B) 8.5 x 10-5 m/s 09 9.7 x 10-5 m/s...
Most questions answered within 3 hours.
-
Where is the error in this code sequence?
String s1 = "Hello";
String s2 = "ello";...
asked 10 months ago -
Financial data for Joel de Paris, Inc., for last year
follow:
Joel de Paris, Inc.
Balance...
asked 10 months ago -
Consider this reaction:
Al2(SO4)3 (aq)+ BaCl3
(aq) Al2Cl6 (aq)- +
3BaSO4(s) . What is the...
asked 10 months ago -
Suppose that Savneet is considering increasing her
recent random sample from 20 car rentals to 40...
asked 10 months ago -
Trucks arrive at an unloading terminal at an average rate of 120
per hour.
Trucks arrive...
asked 10 months ago -
Why are methanol and ethanol completely soluble in water while
octanol is not very little soluble....
asked 10 months ago -
A facilities manager at a university reads in a research report
that the mean amount of...
asked 10 months ago -
When the CuSO4 is rehydrated by adding water to the anhydrous
compound, is this an endothermic...
asked 10 months ago -
A ray of sunlight is passing from diamond into crown glass; the
angle of incidence is...
asked 10 months ago -
A block of mass 0.249 kg is placed on top of a light, vertical
spring of...
asked 10 months ago -
how do the kidneys compensate in the presences of acidosis
a) trigger hyperventilate
b) reserve acid...
asked 10 months ago -
Question 501 pts
The rental rate of capital to the firm increases. Which of the
following...
asked 10 months ago