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P.6-2 The circuit in Fig. 6-9 is situated in a magnetic field B a,3 cos (5?...
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k...
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k and o are constants with units of rad/m and rad/s, respectively. Assuming the resistance is R = 15 Ohms, find the current i(t). The circuit wires are made of a perfect conductor. L1 30.1(m) اه - 0.3(m) - (6) The perfectly conducting sliding bar in the figure below oscillates over the parallel sliding rails in a sinusoidally varying magnetic field given by B =...
Iwire The magnetic field for a long wire is В — B = 2π r =...
Iwire The magnetic field for a long wire is В — B = 2π r = distance from wire, I = current d through wire, Ho = 4 n x 10~-7 Tm Iloop A Current-carrying wire in magnetic field B the magnetic force on the wire is I = current, L = vector, magnitude is length of the wire, direction of the curent The magnetic forces between wires is one way to measure currents without having to place an ammeter...
What is the magnitude of the magnetic field of a loop carrying constant current in the...
What is the magnitude of the magnetic field of a loop carrying
constant current in the center of the loop?
B =
Magnetic field field due to a loop of current r=(x+ + y 12 dBy Imagine a thin current loop of radius R as in the figure above carrying a constant current I in the direction out of the page (the loop in the figure is turned slightly for a better view). What is the magnitude of the magnetic...
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...
1.47 It is desired to achieve a time-v the magnetic circuit of Fig. 1.41 of the form where Bo = 0...
fig1.19 requeted
1.47 It is desired to achieve a time-v the magnetic circuit of Fig. 1.41 of the form where Bo = 0.6 T and Bi = 0.20 T. The dc field Bo is to be created by a neodymium-iron-boron magnet with magnetization characteristic of Fig. 1.19, whereas the time-varying field is to be created by a time-varying current. For Ag 7 cm2, g 0.35 cm, and N 175 turns, and based upon the neodymium-iron-boron characteristics of Fig. 1.19, find:...
Problem 3 (5000) Biot-Savart Law: The law states that the magnetic field at a point P...
Problem 3 (5000) Biot-Savart Law: The law states that the magnetic field at a point P due to a length element ds carrying a steady current / located at i away is given by dR - Holds xi _4.1 ds xi 40 p² 403 Question: Derive the Biot-Savart Law by using the vector magnetic potential A (2000). Then, find B at the center of the loop which is an 8(cm) x 6(cm) rectangular conducting loop. The loop lies in the...
P.6-6 A conducting sliding bar oscillates over two parallel conducting rails in a sinusoidally varying magnetic...
P.6-6 A conducting sliding bar oscillates over two parallel conducting rails in a sinusoidally varying magnetic field B a. 5 cos ot (mT), as shown in Fig. 6-12. The position of the sliding bar is given by x- 0.35(1- cos ot) (m), and the rails are terminated in a resistance R 0.2(2). Find i. 0.2 (m) FIGURE 6-12 A conducting bar sliding over parallel rails in a time-varying magnetic field (Problem P.6-6).
problem-3 plz 3. (40) In Fig.1, (a) 0 r< a, find B, VxB, and magnetic energy...
problem-3 plz
3. (40) In Fig.1, (a) 0 r< a, find B, VxB, and magnetic energy per unit length. (b) a<r< b, find B, VxB, and magnetic energy per unit length. (c) b<r, findB, VxB, and magnetic energy per unit length. (d) Find the inductance per unit length. (3+3+4)x3+ 10) 4. (20) Fig. 2 shows a side view of a cylindrical bar magnet. (a) Find H di for a dashed contour and explain. (b) Describe the direction of H inside...
Show work, units, equations used 9) 6 points A magnetic field of B-10 mT points into...
Show work, units, equations used
9) 6 points A magnetic field of B-10 mT points into the page everywhere near the loop to the right. d 0.3m а) If you want to maintain a 3mA current in the loop, at what rate must you increase the magnetic field? (how many telsa per second?) 12 b) Or, assuming that the field stays constant, at what rate must the vertical bar, of length L slide to the right? (how many meter per...
3. a) Describe Ampere's Law for a long straight wire carrying a current, and Faraday's (5 marks) b) A circular loop of area 0.10m2, is perpendicular to a unifom magnetic field, B. The Law of...
3. a) Describe Ampere's Law for a long straight wire carrying a current, and Faraday's (5 marks) b) A circular loop of area 0.10m2, is perpendicular to a unifom magnetic field, B. The Law of induction, and Lenz's Rule for a loop of wire in a magnetic field. loop contains a resistor (i) What is the EMF across the resistor where the magnitude of the magnetic field varies with time according to B = 0.10-0.04t, with B in teslas and...
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k and o are constants with units of rad/m and rad/s, respectively. Assuming the resistance is R = 15 Ohms, find the current i(t). The circuit wires are made of a perfect conductor. L1 30.1(m) اه - 0.3(m) - (6) The perfectly conducting sliding bar in the figure below oscillates over the parallel sliding rails in a sinusoidally varying magnetic field given by B =...
Iwire The magnetic field for a long wire is В — B = 2π r = distance from wire, I = current d through wire, Ho = 4 n x 10~-7 Tm Iloop A Current-carrying wire in magnetic field B the magnetic force on the wire is I = current, L = vector, magnitude is length of the wire, direction of the curent The magnetic forces between wires is one way to measure currents without having to place an ammeter...
What is the magnitude of the magnetic field of a loop carrying
constant current in the center of the loop?
B =
Magnetic field field due to a loop of current r=(x+ + y 12 dBy Imagine a thin current loop of radius R as in the figure above carrying a constant current I in the direction out of the page (the loop in the figure is turned slightly for a better view). What is the magnitude of the magnetic...
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...
fig1.19 requeted
1.47 It is desired to achieve a time-v the magnetic circuit of Fig. 1.41 of the form where Bo = 0.6 T and Bi = 0.20 T. The dc field Bo is to be created by a neodymium-iron-boron magnet with magnetization characteristic of Fig. 1.19, whereas the time-varying field is to be created by a time-varying current. For Ag 7 cm2, g 0.35 cm, and N 175 turns, and based upon the neodymium-iron-boron characteristics of Fig. 1.19, find:...
Problem 3 (5000) Biot-Savart Law: The law states that the magnetic field at a point P due to a length element ds carrying a steady current / located at i away is given by dR - Holds xi _4.1 ds xi 40 p² 403 Question: Derive the Biot-Savart Law by using the vector magnetic potential A (2000). Then, find B at the center of the loop which is an 8(cm) x 6(cm) rectangular conducting loop. The loop lies in the...
P.6-6 A conducting sliding bar oscillates over two parallel conducting rails in a sinusoidally varying magnetic field B a. 5 cos ot (mT), as shown in Fig. 6-12. The position of the sliding bar is given by x- 0.35(1- cos ot) (m), and the rails are terminated in a resistance R 0.2(2). Find i. 0.2 (m) FIGURE 6-12 A conducting bar sliding over parallel rails in a time-varying magnetic field (Problem P.6-6).
problem-3 plz
3. (40) In Fig.1, (a) 0 r< a, find B, VxB, and magnetic energy per unit length. (b) a<r< b, find B, VxB, and magnetic energy per unit length. (c) b<r, findB, VxB, and magnetic energy per unit length. (d) Find the inductance per unit length. (3+3+4)x3+ 10) 4. (20) Fig. 2 shows a side view of a cylindrical bar magnet. (a) Find H di for a dashed contour and explain. (b) Describe the direction of H inside...
Show work, units, equations used
9) 6 points A magnetic field of B-10 mT points into the page everywhere near the loop to the right. d 0.3m а) If you want to maintain a 3mA current in the loop, at what rate must you increase the magnetic field? (how many telsa per second?) 12 b) Or, assuming that the field stays constant, at what rate must the vertical bar, of length L slide to the right? (how many meter per...
3. a) Describe Ampere's Law for a long straight wire carrying a current, and Faraday's (5 marks) b) A circular loop of area 0.10m2, is perpendicular to a unifom magnetic field, B. The Law of induction, and Lenz's Rule for a loop of wire in a magnetic field. loop contains a resistor (i) What is the EMF across the resistor where the magnitude of the magnetic field varies with time according to B = 0.10-0.04t, with B in teslas and...
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