7. A-coil has a length of 30cm, a radius of 1.2 cm, and 300 turns carry a current of 2.6mA. Find the magnitude of the magnetic field on the axis of the coil at the centre of it. (μ0=4π×10−7 T.m/A)
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7. A-coil has a length of 30cm, a radius of 1.2 cm, and 300 turns carry a current of 2.6mA. Find the magnitude of the magnetic field on the axis of the coil at the centre of it. (μ0=4π×10−7 T.m/A)
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- A segment of wire of total length 2.0 m is formed into a circular loop having 12 turns. If the wire carries a 1.2 A current, determine the magnitude of the magnetic field at the center of the loop. a. 340.70 µT O b. 196.70 µT c. 400.32 µT d. 177.12 µT e. 28.39 μΤi have a question with number 22A hollow cylindrical (inner radius = 1.0 mm, outer radius = 3.0 mm) conductor carries a current of 28 A parallel to its axis. This current is uniformly distributed over a cross section of the conductor. Determine the magnitude of the magnetic field at a point that is 2.0 mm from the axis of the conductor. O a. 1.23 mT O b. 1.88 mT O c. 2.24 mT O d. 1.05 mT O e. 0.84 mT
- The figure below shows two wires carrying currents of I = 5.30 A in opposite directions, separated by a distance d. Assume d = 9.6 cm. a).Find the magnitude (in µT) and direction of the net magnetic field at a point halfway between the wires. b).Find the magnitude (in µT) and direction of the net magnetic field at point P1, 9.6 cm to the right of the wire on the right. c).Find the magnitude (in µT) and direction of the net magnetic field at point P2, 2d = 19.2 cm to the left of the wire on the left. d). What If? Repeat part (a) 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.The graph shows the relationship between the magnetic field (B in mT) at the center of a solenoid and the current I (in A). If the solenoid is composed of 33 turns, what is its length in cm? Given that μ = 1.26x10-6 T.m/A B(mT) Round your answer to 1 decimal place. Your Answer: 0.045195 Incorrect The answer is 46.2 ± 5%. Y= 0.092 X + 0.2 I(A)Find the magnitude of magnetic field in a long straight wire at 5.0 cm from the wire. The magnitude of the current is 50A. ?0 = 4? × 10^−7 T. ?⁄?
- 3. In the diagram below there are two long, parallel, current carrying wires. The upper wire also has a semi-circular section of radius 15.0 cm. The distance between the wires is 20.0 cm. The upper wire carries a current of 2.00 A to the right and the lower wire carries a current of 14.0 A to the right. What is the magnitude of the net or total magnetic field at point P due to both wires (in µT)? Point P is at the center of the semi-circular section. (A) 5.00 (B) 7.53 (C) 9.81 2A 个 (D) 12.3 (E) 2.31 (F) 15.0 20cm 14AA segment of wire of total length 2.0 m is formed into a circular loop having 33 turns. If the wire carries a 1.2 A current, determine the magnitude of the magnetic field at the center of the loop. a. 78.08 µT O b. 1487.57 µT O c. 1339.47 µT d. 3027.42 µT e. 2576.57 µTA coil that has length 30 cm, radius 1.2 cm, and 300 turns carries a curent of 2.6 mA. Find the magnitude of the magnetic field on the axis of the coil at the center of it (Ho=4x×107 T.m/A)
- 75. A circular loop of wire with a diameter of 8.0 cm lies in the zx plane, centered about the origin. A uniform magnetic field of 2,500 G is oriented along the +y direction. What is the magnetic flux through the area of the loop? H.W10. Two long, straight wires are separated by distance, d = 19.0 cm. The wires carry currents of I = 7.00 A and I2 = 8.50 A in opposite directions, as shown in the figure. Find the magnitude of the net magnetic field at point (B). Let r1 13.0 cm, r2 = 8.00 cm, and r3 = 13.0 cm. T.2. A straight horizontal copper rod carries a current of 60.0 A from west to east in a region between the poles of a large electromagnet. In this region there is a horizontal magnetic field toward the northeast (that is, 65° north of east) with magnitude 2.10 T. a. Find the magnitude and direction of the force on a 125-m section of rod. b. While keeping the rod horizontal, how should it be oriented to maximize the magnitude of the force? What is the force magnitude in this case?