A student is asked to build and demonstrate a working temporary magnet called an electromagnet. The student is very confused on which items to use to create a temporary magnet. Choose the best items the students should use to create the electromagnet. iron nail with warn iron nail with copper wire plastic spoon with yarn plastic spoon with copper wire

Q: Which of the following is true about a magnet that is broken into two pieces? a Both are as…

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Q: Question 18 James makes two electromagnets, as shown in the figure below:

A: Since the magnetic field depend upon the current and the current is  Proportional to voltage so…

Q: A 10 cm solenoid has 18 turns. If a current of 5 A passes through it, what is the magnetic field…

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Q: The area of magnetic force around a magnet is known as what? O magnetic force O negative and…

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Q: Aiden thinks again about magnets and magnetic poles. The following are some statements he and his…

A: INCORRECT : Both poles of magnet have same strength.so the statement. The north pole of a magnet is…

Q: Which of the following is a property associated with strong permanent magnets? Materials with this…

A: Permanent magnets are the magnets which don't loose their magnetism with time . Electromagnets are…

Q: How can a magnet produce a magnetic field? a by some other forces in the magnet aside from the…

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Q: The magnetic field is moving to the right and the charge is moving into the page. What is the…

A: This is a question regarding the force on a charged particle due to its motion is a magnetic field.…

Q: The invisible field surrounding all magnets exerts forces on the of other magnets. O a north pole…

A: Space surrounding a magnet in which magnetic force is executed, is called magnetic field. A magnetic…

Q: Is it possible to explain the topic of magnetoresistance and its relationship to solid physics and…

A: yes,  is it possible to explain the topic of magneto-resistance and its relationship to solid state…

Q: Which of the following is a difference between an electromagnet and a permanent magnet? A permanent…

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Q: Part A The magnetic force on a charged particle in a magnetic field is zero if Select all that…

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Q: A current carrying conductor is placed between the poles of a magnet. If the magnetic field,…

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Q: The force on a wire carrying 7.85 A is a maximum of 1.48 N when placed between the pole faces of a…

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Q: Which of the following are true, regarding magnetic fields and forces? Select all that are True.…

A: 1. False  Because F = qvbsinθ = qvbsin180= 0 2. True 3. False Because W= f× ds cos θ Since force and…

Q: If the current in the wire is 4.07A, what is the magnitude of the magnitude of the magnetic field…

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Q: Which of the following is NOT a similarity between magnets and electrical charges? There are…

A: Force between like poles  or like charges  are repulsive  in nature and between unlike poles or…

Q: Which of the following describes a magnetic field that influence on moving electric charges,…

A: To find - Which of the following describes a magnetic field that influences moving electric charges,…

Q: Based on the display this test is on, if a charged particle was moving left to right through a…

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Q: An electron enters the earth magnetic field perpendicularly (points downward-{toward ground} at…

A: Using the given formula and collecting the magnetic field for earth from i.e. B = 50 μT , the…

Q: In the diagram below, a negative charge is moving in the direction of the green arrow. There Is a…

A: Given The electron is moving in + axis The magnetic field is directed into the page ( -y axis)

Q: O Two south poles are facing each other Two north poles are facing each other A north pole is facing…

A: From the diagram, we can see that the magnetic field lines of the magnetic are turning away from…

Q: The force on a wire carrying 7.85 A is a maximum of 1.48 N when placed between the pole faces of a…

A: Given Current in the conductor, I = 7.85 A Maximum Force F = 1.48 N If Poles Faces are 52.5 cm in…

Q: The Millikan Oil Drop Experiment proved that... electrons have a positive charge. electric charge…

A: Millikan oil dropped experiment proved that charges are a simple multiple of a single integer which…

Q: Determine the direction of the force that will act on the charge in each of the following…

A: Since force on charge particle in a electric and magnetic field is given by, F = qE + qv×B

Q: Some tools contain permanent magnets. What two types of materials could these tools pick up

A: Some tools contain permanent magnets , these tools can pick up lighter and heavier objects depending…

Q: Six students built electromagnets for their physics lab. The properties of each are shown below.…

A: The strength of the current passing through the coil, the greater the current, the greater the…

Q: Write down three examples of the use of electricity and magnetism in the medical field. For example,…

A: Radiofrequency ablation (RFA) procedures in medicine are mainly used in cardiology for the treatment…

Q: Solve the last two cases of this problem. Choose among the following possibilities: up, down, left,…

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Q: The images below show two pairs of magnets. The magnets in different pairs do not affect each other.…

A: Required :: Comparison of the magnetic force.

Q: a. is a force between two objects (or surface) that is in contact with one another. is an attractive…

A: As per guidelines , only 3 sub-parts are solved here. 1.a) The force which is acted between two…

Q: A freely suspended magnet rests in the geographic . direction. O a. north-east O b. west-north O c.…

A: Solution: magnetism of earth

Q: An electron is moving in a direction indicated by the arrow. The magnetic field lines are shown.…

A: Recall FB→=q(V→×B→)as charge is negative so direction of force will be oposite to V→×B→

Q: Which among the figures shows the correct magnetic field lines of the two permanent magnets?

A: The magnetic lines of force are the curves in the magnetic field, on which if a unit north pole is…

Q: Imagine a magnetic field moving into this screen and a proton moving across the forks from left to…

A: In which direction would this charge feel a magnetic force.

Q: What is the direction of the magnetic force on a negative charge that moves as shown in the figure?…

A: A charge particle will always experience force in Magnetic field.

Q: which of the following is not a property of the magnet attracts magnetic materials like poles repel…

A: Magnet: Its a material or substance that develops magnetic field.

Q: A positively charged particle moving upwards enters a magnetic field directed due east. Which of…

A: Right Hand Rule-1 : Point your thumb of right hand in direction of motion of positively charge…

Q: Which of the following are accurate statements about permanent magnets and magnetic fields?…

A: Magnetic field: Magnetic field is the area near a magnet where a magnetic object or an electric…

Q: A magnet's North pole attracts an iron nail. What will happen if the magnet's South pole is brought…

A: If an iron nail is attracted towards a north pole of the magnet and sticks to it then the magnetic…

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.