i =2.5A L= 5 cm Mass = 5 g A straight horizental length of copper wire has a current i through it. What are the magnitude and direction of the minimum magnetic field B needed to suspend the wire that is to balance the gravitational force on it ?

Q: A conducing wire carries a current of 3.0 A in a region where a uniform magnetic field has a…

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Q: A 2.0 m wire carries a current of 15 A directed along the positive x-axis in a region where the…

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Q: wire segments De +y A +x Shown are three segments of a wire carrying a 8.0 A current in the…

A: Correct option :

Q: Which of the following units represents the proper dimension for the magnetic field? O a. N/C O b. A…

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Q: A wire carrying a 45 A current passes between the poles of a strong magnet so that it is…

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Q: perpendicular A 14.76m wire carries a current of 71.06mA to a uniform magnetic field of magnitude…

A: The magnetic forceF→B. given, Length of wireL=14.76 mcurrent in the wireI=71.06 mA=71.06×10-3…

Q: A wire (mass wires which conduct a current I = 10.0 A, as shown in the figure. The magnetic field in…

A: Given l=40 cm i=10 A m=50g B=60mT As F=ilB=magnetic force on current carrying conductor.

Q: A toroid has 250 trims of wire and carries a current of 20 A. Its inner and outer radii are 8.0 and…

A: Given that-Number of turns in a wire are 250Current in the toroid is 20AThe outer and inner radii of…

Q: A horizontal wire carries a current to the North in a region of space where a magnetic field is…

A: The direction of the force in a current-carrying wire can be determined using the left-hand rule,…

Q: A long straight wire carries a current of 27 A. A proton, traveling at , is 0.05 m from the wire.…

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Q: carryin Tigure shows a cros the distance R= 6.0 mm, what is the magnitude of the magnetic force on a…

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Q: The segment of wire in Figure carries a current of I = 2.00 A, where the radius of the circular arc…

A: Solution:  The magnetic field at the origin due to the two straight wires =0. The magnetic field due…

Q: A 14.5 cm long solenoid contains 745 turns and carries a current of 5.63 A. What is the strength B…

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Q: A wire (mass = 50 g, length = 40 cm, g=9.8 m/s") is suspended horizontally by two vertical wires…

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Q: An electron is traveling at = (î+3ĵ- 5k) m/s and experience a magnetic field B = (2î+7ĵ-6k) T. What…

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Q: A cardiac pacemaker can be affected by a static magnetic field as small as 1.7 mT. How close can a…

A: magnetic field B = 1.7 mT = 1.7 *10-3 T current i = 17 A permeability of free space μo = 4 π* 10…

Q: R I The figure shows two parallel long wires carrying currents I1 and I2 in opposite directions.…

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Q: A current of 1.2 A is flowing in a coaxial cable whose outer radius is five times its inner radius.…

A: Given that-Length of cable, L= 3 mThe outer radius of coaxial cable is five times the inner…

Q: A wire is formed into a circle having a diameter of 10.3 cm and is placed in a uniform magnetic…

A: Diameter, d = 10.3 cm = 0.103 mField, B = 2.92 mT = 0.00292 TCurrent, I = 5 AMaximum torque, τ = ?

Q: A cardiac pacemaker can be affected by a static magnetic field as small as 1.7 mT. How close can a…

A: Given data:  Magnetic field (B) = 1.7 mT = 1.7×10-3 T Current (I) = 26 A Required: The distance (r)

Q: 2. A 3.0-mm-long segment of wire carries a current of 3.0 A in the +x direction. It lies in a…

A: Given that,Length of segment of wire : L= 3 (mm)The current : I = 3 (A)The magnitude of magnetic…

Q: A straight wire that carries a 4.6-A current is in a uniform magnetic field oriented at right angles…

A: The magnetic force on a current carrying conductor is  F = I B L sin A  where, I is the current, B…

Q: 2R ;

A: Given: The total magnetic field at point P is 2.34 μT. R = 3 cm

Q: Two 0.65 m long parallel wires each have a current of 4.5 flowing in them in the same direction .…

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Q: A L = 15-cm long conducting wire of 6-g carrying I = 7 A current is placed in a uniform magnetic…

A: Using Force balance on the wire in vertical direction:   F_net = 0, since we need to levitate the…

Q: In the figure, four long straight wires are perpendicular to the page, and their cross sections form…

A: The magnetic force per meter acting between two current carrying wire formula used.

Q: A current of 1.2 A is flowing in a coaxial cable whose outer radius is five times its inner radius.…

A: Given that-Length of cable, L= 3 mThe outer radius of coaxial cable is five times the inner…

Q: A 14.7 cm long solenoid contains 849 turns and carries a current of 4.93 A. What is the strength B…

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Q: The solar wind is a thin, ionized gas given off by the Sun. Suppose a charged SW particle traveling…

A: When a particle moves in a circular path of radius R with a velocity v, then the acceleration of the…

Q: H60

A: Given that,Magnetic field : B = 3 (T)Current : i = 71.06×10-3 (A)Wire length : l = 14.76 (m)Required…

Q: circular current loop of radius R carrying a current is placed in the xy-plane. A constant uniform…

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Q: A 60.0-cm length of wire carries a current of 10.0 A. It is bent into an equilateral triangle loop…

A: The torque on a current carrying loop with current I and area A is:  τ=iAB       Equation 1 The area…

Q: The magnitude of the magnetic field 50 cm from a long, thin, straight wire is 8.0μT. What is the…

A: Given that-Magnitude of the magnetic field in thin straight wire is 8.0μTDistance of the point at…

Q: A long, straight conductor carries a current of 200 A. At what distance from the conductor is the…

A: Average value of earth magnetic field = 40 micro Tesla  = 40 × 10-6 T   But it may vary from place…

Q: A solenoid of length 39 cm creates a uniform magnetic field of 154 mT at its center if a current of…

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Q: A current of 13 A flow through a square loop where each side is 16 cm in length. Calculate the…

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Q: In the figure, point P2 is at perpendicular distance R = 20.6 cm from one end of straight wire of…

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Q: A proton moves in a circle of radius 1 cm at a speed of 4.8x10 to the 6m/s what is the minimum…

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Q: H66

A: Given that,Magnetic field : B = 3 (T)Current : i = 71.06×10-3 (A)Wire length : l = 14.76 (m)Required…

Q: A 13.5 cm long solenoid contains 707 turns and carries a current of 4.91 A. What is the strength B…

A: Given: The length of the solenoid is 13.5 cm. The number of turns is 707. The current in the…

Q: G5

A: Given that,Magnetic field : B = 3 (T)Current : i = 71.06×10-3 (A)Wire length : l = 14.76 (m)Here we…

Q: The figure shows a long straight wire near a rectangular current loop. What is the direction and…

A: Write the expression for the magnetic force.Here, I is the length, and B is the magnetic field.

Q: A proton moves through a uniform magnetic field of magnitude 2.5 x 10-3 T at a speed of 3.50 x 104…

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Q: A mass spectrometer, similar to the one in the figure below, is designed to separate protein…

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Q: wit am 60° B 1m 60° 1m 1m axis 1m 2m The wire has 5 segments each of 1 m can rotate around the axis…

A: The magnetic force on a straight wire is given by the formula, F=ilBsinθ…