The net magnetic force acting on any closed current loop in a uniform magnetic field is ................

Q: .- A straight thread, of length 0.2 m and mass 8 - 103"kg, is located along the OX axis in the…

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Q: 5. In order for the current in the loop shown below to be counterclockwise, should be magnetic field…

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Q: A  copper wire hangs vertically from a tree limb down to the ground, 3.0 meters below. A child…

A: Given, Magnetic field, B=1.5×10-4 T Angle with horizontal,θ=22° Force, F=0.05 N Length of wire, L=3…

Q: 3. Draw a graph of the radius of the circular motion of a charged particle in a uniform magnetic…

A: In an uniform magnetic field the magnetic force on a charged particle is equal to q(v×B)

Q: 3. What current is needed in the solenoid with 10400 turns per meter to produce a magnetic field…

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Q: 1 Which of the following is incorrect. Earth's magnetic poles and geographic poles differ. They want…

A: Last option

Q: 7. A charged particle, q, is moving with speed v perpendicular to a uniform magnetic field. A second…

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Q: 32. A current-carrying wire is placed perpendicular to the page. Determine the direction of the…

A: Right hand curl rule:-Point your right hand's thumb in direction of current  and curl your finger,…

Q: 2. Which of the following statements is correct? (a) It is possible to shield against electric and…

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Q: 3) An electron moving along the +x-axis enters a magnetic field. If the electron experiences a…

A: The electron is moving along the + x axis it implies that the current is directed along - x axis.…

Q: 11. A conductor suspended by two flexible wires as shown in Figure has a mass per unit length of…

A: Given: The mass per unit length is 0.0400 kg/m. The magnetic field is 3.60 T. Introduction: When a…

Q: Interstellar space has an extremely weak magnetic field of the order of 10-12 T. Can such a weak…

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Q: ton is moving at 12% of the speed of light in the direction which is 20 degrees up from west. It…

A: Given values:- Speed of proton,(v)=0.12 x 3 x 108 m/sec ----(1)   [12% of speed of light]…

Q: (2) An electric generator is constructed using a permanent magnet with magnetic field magnitude,…

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Q: Using one of the equations in Ampere’s Law which is B=(2πr), prove that at any point inside the…

A: Firstly we make an amperian loop and then use Ampere circular law to  find magnetic inductionat…

Q: 7. In the diagram shown below, a 0.45 T uniform magnetic field is directed into the plane of the…

A: Given: The strength of the magnetic field is 0.45 T into the plane. The resistance of the circuit is…

Q: 8). Consider a circular conductor carrying a current as shown in the figure below. What is the…

A: Given Current flowing in the wire in an anticlockwise direction as shown in the figure We have to…

Q: 9. A uniform magnetic field points upward, in the plane of the paper. A wire is perpendic- ular to…

A: a) We know f on right hand rule that when a wire is carrying a current in the direction that is…

Q: 2) In a lightning bolt, a large amount of charge flows during a time of 1.80 ms. Assume that the…

A: Time t = 1.80 ms = 1.8×10-3 s Magnetic field  B = 80.0 uT = 80 ×10-6 T Distance of point from bolt r…

Q: 19- Current i flows through the bended wire as shown in the figure. If the magnetic field magnitude…

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Q: 3. The diagram shows the Earth's magnetic field lines. Choose one answer. Outside the Earth, the…

A: A magnet is a material that creates a magnetic field around it. It can be a solid substance like an…

Q: 6) How do you draw magnetic field lines for a magnet and how do you determine the direction of the…

A: Magnetic field lines gives direction of magnetic field .

Q: A copper wire hangs vertically from a tree limb down to the ground, 3.0 meters below. A child…

A: (a) The expression for the magnetic force acting on the current carrying copper wire is written as,…

Q: What name is given to the region in which a magnet influences other magnetic materials?

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Q: A charged particle moves and experiences no magnetic force at present of magnetic field. From this…

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Q: 3. A charged particle moves through a velocity selector at a constant speed in a straight line. The…

A: Electric and magnetic fields in a velocity selector are aligned perpendicular to each other so that…

Q: 16. Which of the following statements best explains why a constant magnetic field can do NO work on…

A: Given why a constant magnetic field can do NO work on a moving charged particle? We have to find the…

Q: 5. How can we say that the magnetic flux is zero when the magnetic field is not zero? given oc

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Q: 2. In what ways magnetic poles are very different from electric charges?

A: 2. Magnetic poles and electric charge

Q: 4. A current-carrying wire is wound uniformly over the surface of a cylinder. What do you expect the…

A: Wounding a current carrying wire over the surface of a cylinder made up of a dielectric material,…

Q: A electric motor has a current running through it and it is rotating counterclockwise in an external…

A: We have an electric motor with a current running through it and it is rotating counterclockwise in…

Q: What is the direction of the velocity of a negative charge that experiences the magnetic force shown…

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Q: A bullet of mass 3.4 g moves at a speed of 160 m/s in a direction perpendicular to the earth's…

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Q: [6] The work of an electric relay depends on * cutting the magnetic field by another conductor…

A: Relay are used to control circuit by an independent low power signal or circuit may be controlled by…

Q: 3. Prove that the total net magnetic force on any current-carying closed loop in any uniform…

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Q: 4) As shown in the figure, a straight conductor parallel to the x-axis can slide without friction on…

A: The force on the conductor  F=BIL      (backward) Here F is force, B is the magnetic field, the…

Q: 2. Imagine that magnetic fields could be produced by monopoles--for example, a single isolated north…

A: as it is same way, the compass will points towards the south always and can be determined the pole…

Q: 21. (a) Aircraft sometimes acquire small static charges. Suppose a supersonic jet has a 0.500-µC…

A: The magnetic force acting on a moving charge is given by- F=qvBsinθFor maximum force θ=90oFmax=qvB…

Q: 9. A flat coil is in a uniform magnetic field. The magnetic flux through the coil is greatest when…

A: Let the magnetic field strength = B Let the area of the flat coil = A Let the angle between the…

Q: What is the maximum force on an aluminum rod with a 0.450-µC charge that you pass between the poles…

A: charge = q = 0.45 x 10-6 C magnetic field = B = 2 T Speed = V = 2 m/s

Q: 1. Explain why the magnetic field would not be unique (that is, not have a single value) at a point…

A: One of the most essential characteristics of magnetic field lines is that they never overlap one…

Q: 11. A long straight wire carries a current I= 20 A in the direction indicated. First, use Ampere's…

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Q: What do you call the field produced by accelerating electric charges? 6. Which of the following is…

A: The field produced by accelerating electric charges is called ELECTROMAGNETIC FIELD. (as it contains…

Q: If the magnetic field is located in the negative x-axis and the velocity is located in the negative…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 6. The electric current around the equator needed to produce Earth's magnetic field at the North…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 10. Explain why a constant magnetic field does no work on a point charge moving through the field.…

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