A wire carries a steady current of 2569 mA. A straight section of the wire is 81.6 cm long and lies along the x axis within a uniform magnetic field, B = 2.29k T. If the current is in the + x direction, what is the magnetic force on the section of wire? O4.80j N 48.01j N 0.48j N O 480.05j N
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A: Field, B = 5 T Charge, q = 3×10-6 C Velocity, v = 1000 m/s Angle between field and velocity, θ = 90°
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- Two long parallel wires both carry a current of 130 A in the +z direction. One wire passes through the x-axis at x = 0.021 m, and the other passes through the y-axis at y = 0.078 m. What is the magnitude of the magnetic field at the origin? Select answer from the options below 0.000641 T 0.00119 T 0.000202 T 0.00128 TA particle with a charge of q = - 1.24 × 10-8 ℃ is moving with instantaneous velocity V = 1.42 x 104 m/si +3.85 x 104 m/sĵ. What is the force exerted on this particle by a magnetic field: a) B = 11.4 TÎ and b) B = 11.4Tk?A magnetic field has a magnitude of 0.0018 T, and an electric field has a magnitude of 3.9 × 10³ N/C. Both fields point in the same direction. A positive 2.3-µC charge moves at a speed of 3.3 × 106 m/s in a direction that is perpendicular to both fields. Determine the magnitude of the net force that acts on the charge. Number i Units B V + 9 90° 1>
- Problem 1: Aircraft sometimes acquire small static charges. Suppose a supersonic jet has a 0.25 μC charge and flies due west at a speed of 670 m/s over the Earth’s south magnetic pole, where the 8.00 × 10-5 T magnetic field points straight up. What is the magnitude of the magnetic force on the plane, in newtons?A particle with charge 9.78 x 10^-6 C moves at 8.62 x 10^6 m/s through a magnetic field of strength 1.18 T. The angle between the particle s velocity and the magnetic field direction is 40.5 degrees and the particle undergoes an acceleration of 16.0 m/s^2. What is the particle s mass?An electron moves with a speed of 1.0 x 107 m/s in the directions shown. A 0.50 T magnetic field points in the positive x-direction. For each, what is the magnetic force on the electron? Give your answers as a magnitude and a direction.
- A particle with charge 1.602 × 10-19 C in a magnetic field of 3.58 T travels in a circle of radius 3.14 m at a speed of 9.95 m/s. What is the particle's mass? Answer in units of kg.A particle of mass 9.02 g and charge 63.5 μC moves through a uniform magnetic field, in a region where the free-fall acceleration is -9.8 m/s² without falling. The velocity of the particle is a constant 18.27 km/s, which is perpendicular to the magnetic field. What, then, is the magnetic field? Number ( i Ĵ+ i k) UnitsA particle with charge 4.16 x 10^-6 C moves at 5.78 x 10^6 m/s through a magnetic field of strength 2.58 T. The angle between the particle s velocity and the magnetic field direction is 35.1 degrees and the particle undergoes an acceleration of 11.9 m/s^2. What is the particle s mass? 17.9 kg 3.00 kg 6.0 kg 7.1 kg
- An electromagnet produces a magnetic field of 0.850 T in a cylindrical region with a radius of 6.50 cm between its poles. A straight wire carrying a current of 8.8 A passes through the center of this region perpendicular to the axes of the cylindrical region and the magnetic field. What is the magnitude of the force exerted on the wire?64.0 cm In an experiment, a particle that has a mass of 6.80 x 1027 kg enters a uniform and out-of- the-page direction magnetic field of 0.350 T and is bent in a semi-circle of diameter 64.0 cm as shown in the figure. If the particle is moving with a speed of 5.40 x 105 m/s, what is the magnitude and sign of particle's charge? O +1.64 x 10-19 C O-1.31 x 10-18 C +8.85 x 10-13 C + 1.31 x 10-18 C 100 O O Not enough information - 8.85 x 10-13 C + 6.10 x 10-18 C - 6.10 x 10-18 C +3.28 x 10-19 C 1.64 x 10-17 C - 3.28 x 10-1⁹ CA current of 5.56 A flows along a wire with ℓ = (1.382i − 2.095j ) m. The wire resides in a uniform magnetic field B = (−0.310j + 0.800k ) T. What is the magnetic force acting on the wire? (Express your answer in vector form.) FB = ? N