Homework Answers
Add Answer to:
That loop from Homework 4, Problem 4 is back again. This time, we are pulling the...
A square loop with sides of length w = 3 cm moves with constant velocity v...
A square loop with sides of length w = 3 cm moves with constant velocity v = 4 m/s away from a long wire that carries a current I = 110 mA in the plane of the loop. The total resistance of the loop is R = 2 ohms. a. Calculate the magnetic flux through the loop when the closest side of the loop is parallel to, and a distance of r = 5 cm from, the wire. b. What...
4. A long straight wire carrying a current is in the plane of a circular loop...
4. A long straight wire carrying a current is in the plane of a circular loop of wire. The current is decreasing. Both the loop and the wire are held in place by external forces. The loop has a resistance of 24. -Long wire Conducting loop a) In what direction does the induced current in the loop flow? Mint: first find the external magnetic field at the loop due to the long wire, figure out if the flux through the...
A loop of wire in the shape of a rectangle of width w and length L and a long
A loop of wire in the shape of a rectangle of width w and length L and a long, straight wire carrying a current I lie on a tabletop as shown in the figure below.(a) Determine the magnetic flux through the loop due to the current I. (Use any variable stated above along with the following as necessary: μ₀ . )ΦB=(b) Suppose the current is changing with time according to I=a+b t, where a and b are constants. Determine the...
A square loop of wire of side 2.6 cm and electrical resistance 79 ohm is near...
A square loop of wire of side 2.6 cm and electrical resistance 79 ohm is near a long straight wire that carries a current of 7.0 A in the direction indicated. The long wire and loop both lie in the plane of the screen. The left side of the loop is 9.0 cm from the wire. Part 1 out of 3 (a) If the loop is at rest, what is the induced emf in the loop? What are the magnitude...
3. Electromagnetic Inductance. Consider a single loop under magnetic field. (a) If the area A =...
3. Electromagnetic Inductance. Consider a single loop under magnetic field. (a) If the area A = 0.012[m) is constant, but the magnetic field is increasing at the rate of 0.020 T/s), determine the induced emf. (Use Faraday's law; the induced emf in a loop equals the absolute value of the time rate of change of the magnetic flux through the loop.) (b) If the total resistance of the circuit is 5.0(82), find the induced current. (c) Suppose we change the...
A loop of wire with radius r=0.015 m is in a magnetic field with magnitude B as shown in the figure.
A loop of wire with radius r=0.015 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1 = 0.35 T to B2 = 4.5T in Δt=5.5s at a constant rate. The resistance of the wire is R=5Ω.Part (a) Express the magnetic flux going through a loop of radius r assuming a constant magnetic field B. Part (b) Express the magnetic flux change, 40, in terms of B1, B2, and r. Part (c) Calculate the...
A very long wire and a square loop of wire lie in the plane of the...
A very long wire and a square loop of wire lie in the plane of the page as shown. Each side of the square is 15 cm in length, the resistance of the loop is 0.6 Ω, and the near side of the loop is 3 cm from the long wire. The current in the long wire is to the right and is increasing. At the moment, the current in the long wire is 6.5 A. The magnetic flux through...
2T as shown. The loop is then rotated at an angular frequency of ??=2 ??????/??. (a.)...
2T as shown. The loop is then rotated at an angular frequency of ??=2 ??????/??. (a.) What is the maximum magnetic flux of through the loop? (b.) What is the induced EMF in the loop in 150ms? (c.) If the loop has a resistance of 0.8Ω, what is the magnitude of the current that flowsthrough the loop? Part of a single rectangular loop of wire with dimensions shown is situated inside a region of uniform magnetic field of 0.550T. The...
Chapter 30, Problem 028 In the figure, a rectangular loop of wire with length a =...
Chapter 30, Problem 028 In the figure, a rectangular loop of wire with length a = 1.6 cm, width b 0.44 cm, and resistance R = 0.40 mPis placed near an infinitely long wire carrying current i = 6.3 A. The loop is then moved away from the wire at a constant speed v - 1.3 mm/s. When the center of the loop is at distance0.77 cm, what are (a) the magnitude of the magnetic flux through the loop and...
Problem 7: For each situation shown below, indicate • the direction of the area vector you...
Problem 7: For each situation shown below, indicate • the direction of the area vector you have chosen (direction of positive flux) the sign of the flux using that area vector • whether the flux is increasing or decreasing the direction of the induced magnetic field • the direction of the induced current . • the direction of the net force on the loop Loop of wire I - Increasing a) Loop near a wire with current increasing Loop of...
4. A long straight wire carrying a current is in the plane of a circular loop of wire. The current is decreasing. Both the loop and the wire are held in place by external forces. The loop has a resistance of 24. -Long wire Conducting loop a) In what direction does the induced current in the loop flow? Mint: first find the external magnetic field at the loop due to the long wire, figure out if the flux through the...
A square loop of wire of side 2.6 cm and electrical resistance 79 ohm is near a long straight wire that carries a current of 7.0 A in the direction indicated. The long wire and loop both lie in the plane of the screen. The left side of the loop is 9.0 cm from the wire. Part 1 out of 3 (a) If the loop is at rest, what is the induced emf in the loop? What are the magnitude...
3. Electromagnetic Inductance. Consider a single loop under magnetic field. (a) If the area A = 0.012[m) is constant, but the magnetic field is increasing at the rate of 0.020 T/s), determine the induced emf. (Use Faraday's law; the induced emf in a loop equals the absolute value of the time rate of change of the magnetic flux through the loop.) (b) If the total resistance of the circuit is 5.0(82), find the induced current. (c) Suppose we change the...
A very long wire and a square loop of wire lie in the plane of the page as shown. Each side of the square is 15 cm in length, the resistance of the loop is 0.6 Ω, and the near side of the loop is 3 cm from the long wire. The current in the long wire is to the right and is increasing. At the moment, the current in the long wire is 6.5 A. The magnetic flux through...
Chapter 30, Problem 028 In the figure, a rectangular loop of wire with length a = 1.6 cm, width b 0.44 cm, and resistance R = 0.40 mPis placed near an infinitely long wire carrying current i = 6.3 A. The loop is then moved away from the wire at a constant speed v - 1.3 mm/s. When the center of the loop is at distance0.77 cm, what are (a) the magnitude of the magnetic flux through the loop and...
Problem 7: For each situation shown below, indicate • the direction of the area vector you have chosen (direction of positive flux) the sign of the flux using that area vector • whether the flux is increasing or decreasing the direction of the induced magnetic field • the direction of the induced current . • the direction of the net force on the loop Loop of wire I - Increasing a) Loop near a wire with current increasing Loop of...
Most questions answered within 3 hours.
-
QUESTION 8
Both of these statements will store the same value in the
variable $number
$number...
asked 15 minutes ago -
The price of 1 lb of potatoes is $1.75. If all the potatoes sold
today at...
asked 1 hour ago -
Garcia Company issues 20.00%, 15-year bonds with a par value of
$470,000 and semiannual interest payments....
asked 1 hour ago -
In C++ Programming, Try using loops only.
This lab demonstrates the use of the While Loop...
asked 1 hour ago -
Effect of DCMU and sodium azide on Chlamydomonas? We did an
experiment where we had Chlamydomonas...
asked 2 hours ago -
1a) According to the ideal gas law, _______________.
a. a gas has infinite volume at absolute...
asked 4 hours ago -
Oakdale Fashions, Inc. had $245,000 in 2018 taxable income.
Using the tax schedule in Table 2.3...
asked 4 hours ago -
The marketing class at CSUS had an average score of 150. An
educational analyst determined that...
asked 5 hours ago -
Justin Case has purchased a $250 000 home by putting 20 % down
and taking out...
asked 6 hours ago -
1. In a labor market, marginal cost for a firm is
____________.
a. recruiting cost
b....
asked 6 hours ago -
On January 1, 2019, ABC Company issued $60,000,000 of 20-year,
10.5% bonds when the market rate...
asked 6 hours ago -
39.4% of US homes continue to use a landline in addition to cell
phone service. 3...
asked 7 hours ago