A square coil of wire of side 2.95 cm is placed in a uniform magnetic field of magnitude 2.50 T directed into the page as in the figure shown below. The coil has 38.0 turns and a resistance of 0.780 S If the coil is rotated through an angle of 90.0° about the horizontal axis shown in 0.335 s, find the following. Rotation axis x x x x x x x x x x (a) the magnitude of the average emf induced in the coil during this rotation mV (b) the average current induced in the coil during this rotation MA
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- A conducting rod spans a gap of length L = 0.234 m and acts as the fourth side of a rectangular conducting loop, as shown in the figure. A constant magnetic field B = 0.35 T pointing into the paper is in the region. The rod is moving under an external force with an acceleration a = At2, where A = 2.5 m/s4. The resistance in the wire is R = 25 Ω. Express the position of the rod, x, in terms of A and t. Assume x = 0 at t = 0.In the figure below, the current in the long, straight wire is 1 = 4.90 A, and the wire lies in the plane of the rectangular loop, which carries 13.0 A. The dimensions shown are c. = 0.100 m, a = 0.150 m, and l = 0.450 m. Find the magnitude and direction of the net force exerted by the magnetic field due to the straight wire on the loop.The figure below shows two wires carrying currents of I = 4.55 A in opposite directions, separated by a distance d. Assume d = 8.3 cm. (a)Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. what is the magnitude µTdirection, (b)Find the magnitude (in µT) and direction of the net magnetic field at point P1, 8.3 cm to the right of the wire on the right. magnitude µTdirection, (c)Find the magnitude (in µT) and direction of the net magnetic field at point P2, 2d = 16.6 cm to the left of the wire on the left. magnitude µTdirection, (d) What If? Repeat parts (a) through (c) for the case where both wires carry currents in the same direction, upward in the figure.Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. magnitude µTdirection, Find the magnitude (in µT) and direction of the net magnetic field at point P1, 8.3 cm to the right of the wire on the right. magnitude µTdirection, Find…
- A square coil of wire of side 3.85 cm is placed in a uniform magnetic field of magnitude 2.00 T directed into the page as in the figure shown below. The coil has 34.5 turns and a resistance of 0.780 Ω. If the coil is rotated through an angle of 90.0° about the horizontal axis shown in 0.335 s, find the following. A square coil is shown in the plane of the page, and inside the coil a magnetic field points into the page. A horizontal rotation axis passes through the middle of the square. An arrow indicates that the square rotates clockwise on the axis when viewed from the left. (a) the magnitude of the average emf induced in the coil during this rotation mV(b) the average current induced in the coil during this rotation mAA square coil of wire of side 3.90 cm is placed in a uniform magnetic field of magnitude 2.50 T directed into the page as in the figure shown below. The coil has 39.0 turns and a resistance of 0.780 Ω. If the coil is rotated through an angle of 90.0° about the horizontal axis shown in 0.335 s, find the following. A square coil is shown in the plane of the page, and inside the coil a magnetic field points into the page. A horizontal rotation axis passes through the middle of the square. An arrow indicates that the square rotates clockwise on the axis when viewed from the left. (a) the magnitude of the average emf induced in the coil during this rotation mV(b) the average current induced in the coil during this rotation mA= 6.80 A and the wire lies in the plane of the rectangular loop, which carries a current I, = 10.0 A. The dimensions in the figure are In the figure below, the current in the long, straight wire is I, 0.100 m, a = 0.150 m, and { C = 0.420 m. Find the magnitude and direction of the net force exerted on the loop by the magnetic field created by the wire. magnitude direction to the left
- As shown in the figure, a long wire carries a current i₁ = 30 A and a rectangular loop carries current i₂ = 20 A. Take the dimensions to be a = 1 cm, b = 8 cm, and L = 30 cm. In unit vector notation, what is the net force on the loop due to i₁? i₁ ią L xThe figure shows the cross section of a long conducting cylinder with inner radius a= 2cm and outer radius b-4cm. the cylinder carries a current out of the page and the current density in the cross section is given by j=cr^2 with c=3x10^6 A/m^4 and r in meters What is the magnetic field B at a point 3 cm from the central axis of the cylinder?As shown in the a figure below, a straight wire carries an I = 9.97 A current along the positive y-direction, in the presence of an external uniform magnetic field B = 0.403 - 0.70k, where the units of the magnetic field are in T. If the wire experiences a force of magnitude 2.13 N as a result of the external magnetic field, how long is the wire, in units of meters? Please enter only the numerical value, and keep it to two decimal places, i.e., X.XX, and do not include units. kx z ₁ I