What is the magnetic field at the center of a 50-turn circular coil with radius r= 0.5m and current I= 2A? [μ0=4π×10−7T⋅ m/A ]
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What is the magnetic field at the center of a 50-turn circular coil with radius r= 0.5m and current I= 2A? [μ0=4π×10−7T⋅ m/A ]
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- o 2 W X A small bar magnet experiences a 1.70x10-2 N m torque when the axis of the magnet is at 45.0° to a 0.100 T magnetic field. F2 3 E D C 80 F3 $ 4 R F a F4 % 5 V 0 F5 T G ▼ 6 Part A B What is the magnitude of its magnetic dipole moment? Express your answer in ampere meteres squared. [-] ΑΣΦ Provide Feedback Submit c F6 Y H & 7 Request Answer ← F7 C N * 8 00 J DII F8 M ? 9 F9 K A.m² O F10 L PTwo very long parallel straight wires of length L, are a distance d = 4 [cm] apart. The upper wire carries a conventional current I₁ = 3 [A] and the lower wire carries a conventional current I₂ = 4 [A] in the same direction. L 1₁ |---- 1. Bby 1 on 2 2. Buy 2 on 3. Calculate the magnetic field B due to wire 1 at any point of wire 2. > [T] Calculate the magnetic field B due to wire 2 at any point of wire 1. > [T] = [N/m] = [N/m]Question 1: The magnetic flux of a uniform magnetic field of magnitude B througn a flat area A whose area vector is at angle with the magnetic field is given by ... (select the best choice) OBXA OBA sin OBA OAX B OBA cos Part (a) › analyzes the directions of the forces between two parallel wires carrying currents in the same direction. Perform a similar analysis for the forces between two parallel wires carrying currents in opposite directions. Those forces are... (select the best choice) Orepulsive to the left Part (b) Oto the right Oup Odown O attractive two ways of determining the direction of the magnetic field produced at some point by a moving charge or a current. Which hand or hands are avolved in both ways? (select the best choice) OBoth hands, but mainly the right ORight hand OBoth hands equally OLeft hand ONone of the other choices