1. If you pull the North pole of a magnet out of a coil of conducting wire, which way will the current flow in the wire loop? Show on the drawing. S 2. How will the current in the wire in question 1 change if the magnet is moved more slowly? Why?

Q: 15. How much work is done by a magnetic field as a charged particle circulates through it? A. It…

A: Let the charge = q Let the speed of the charged particle = v Let the magnetic field = B

Q: 1. What is the magnetic field?

A: 1. What is magnetic field? Magnetic field :- A magnetic field is a area near a magnet, electric…

Q: 16. Lines of the magnetic field produced by a long straight wire carrying a current are: a. In the…

A: 16) “The direction of the magnetic field produced by a current-carrying wire is given by the…

Q: 2. Examine the following diagram of a wire near the poles of a magnet. a. Describe what will happen…

A: We need to inspect the given diagram.

Q: What do you end up with if you cut a magnet in half? A. one north-pole piece and one south-pole…

A: We cut a magnet in two pieces

Q: A planar rectangular coil of dimensions axb is oriented perpendicular to a uniform magnetic field. A…

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Q: If this wire (between the magnet poles) is moved in an upward direction, and the wire ends are…

A: If this wire (between the magnet poles) is moved in an upward direction, and the wire ends are…

Q: When viewed from above, the current is moving anticlockwise in circular loop of wire. What is the…

A: The upper face of the circular loop south pole develop on the upper face of the…

Q: According to Lenz’s law, a decreasing magnetic flux will result to an induced current that produces…

A:

Q: 1. When a magnet is passed through a conducting wire coil, the changing magnetic flux will induce A.…

A: Faraday states that, When a magnet is moved through a coil of wire, the magnetic field will change…

Q: Two parallel wires are separated by 0.06 m, each carrying 3 A of current in the same direction. What…

A: Given data: Distance of separation d =  0.06 m Current I1=I2= 3A

Q: 1. What will be the direction of the magnetic field if the current is due upward?

A: The Biot-Savart law states that where I is the current carried by the line element  d ℓ…

Q: he electromagnet to the other

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Q: Consider the arrangement shown in the Figure below. Assume R5 6.00 2, , I is 1.20 m, and a uniform…

A: Given: R= 6 ohm L = 1.20 m B= 2.50 T We have to calculate speed when current is 0.50 A The rate of…

Q: 11. Which statement is true? A. The magnetic field created by a single current loop is weakest…

A: As per guidelines we are suppose to do only one question from multiple question and three subpart…

Q: Based on the figure below, what will happen to the wire? electron flow

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Q: Two thin parallel wires carry current in the same direction. Force applied by one wire to another,…

A:

Q: 5. Describe the phenomenon of diamagnetism. A grape (which consists mainly of water, a diamagnetic…

A: Describe the phenomenon of diamagnetism.

Q: 3. The diagram below shows a rectangular 35.0-turn coil of wire with W=3.71 cm and L= 4.21 cm that…

A:

Q: 1. Draw the magnetic field lines between these two magnets. Will these two magnets repel or attract…

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Q: The current in a vertical wire moves downward. Describe the direction, shape of the magnetic field…

A: Using Maxwell's right hand thumb rule :  This rule is used to determine the direction of magnetic…

Q: We can change the direction of rotation of a DC motor by changing the polarity of the electric…

A: The direction of electromagnetic torque developed by armature of the DC motor depends upon the…

Q: What happens to the flow of current when the south pole of a magnet is moving towards a coil of wire…

A: What happens to the flow of current when the south pole of a magnet is moving towards a coil of wire…

Q: 5. A rectangular loop of wire that is 35 cm wide and 15 cm long is placed in a region where the…

A: The magnetic flus through the loop will be  Flux = B×A×cosθ where B is magnetic field and A is area…

Q: A changing magnetic flux induces a current in a wire that produces a magnetic field that has an…

A: A changing magnetic flux induces a current in wire that opposes cause of change in magnetic flux as…

Q: In a bar magnet, the force of attraction is minimum (approximately no force) O a. at both ends of a…

A: We need to comment on where the force of attraction due to bar magnet is minimum.

Q: 6) wire with a resistor of 3002. A uniform magnetic field of magnitude B = 0.5 T points into the…

A: Faraday's law:- It states that  rate of change of magnetic flux is equal to the emf produced .  e =…

Q: 4. Two parallel wires carry the same current and are at a distance r from each other. a. They repel…

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Q: How is a permanent magnet different from a temporary magnet? A permanent magnet has poles. O 2. A…

A: Both permanent and temporary magnet can attract object so they both has poles and magnetic field

Q: 6. A piece of copper wire which lies on the table carries a current I in the direction shown.…

A: Introduction: The magnetic field is produced by moving electric charges and intrinsic magnetic…

Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite…

A: For the given representation, we have to find the current in the wires.

Q: Which of the following statements is FALSE regarding the experiment in magnetic field where you…

A: Required False statements

Q: he bar magnet is flipped over and the south pole is

A: 1. When the south pole brought near the steel ball , the ball is still attracted towards the magenet…

Q: How many turns of a coil are necessary to produce a 0.25-T magnetic field inside a 50-cm-long…

A: Given data:  Magnetic field (B) = 0.25 T Length (L) = 50 cm = 0.50 m Current (I) = 20 A Required:…

Q: DO OC stay the same. Look at the following graphs. Predict which graph you think would best describe…

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Q: When a magnet is passed through a conducting wire coil, the changing magnetic flux will induce

A: Answer  A    an electromagnetic force in the coil.

Q: Which of the following magnetic devices does not carry a transport current? a. A solenoid b. The…

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Q: In generating electricity, a magnet, surrounded by wires connected to the electrical grid, will be…

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Q: Which of the following is NOT a factor in determining the torque on a loop of wire? A. the current…

A: The turning effect of magnetic force is called torque. When a current carrying loop is exposed to…

Q: 10. A positive charge moving with a constant velocity v enters a region of a uniform magnetic field…

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Q: Which of the following would cause the light bulb to glow? O A. Placing the magnet beside the light…

A: A group of students is given a loop of wire connected to a light bulb and a bar magnet. They are…

Q: Magnetic field lines a. leave the north pole of a magnet and enter the north pole of another…

A: Outside the magnet magnetic lines moves from north pole to south pole And inside magnet magnetic…