A permanent magnet is a piece of magnetic material that has been magnetized and can hold its magnetic strength for a reasonable length of time. Select one: TRUE FALSE

Q: 2- Find the magnitude of the magnetization in a material for which: i. The magnetic flux density is…

A: This question belongs to electro magnetic field theory . It is based on the concept of magnetization…

Q: 37. The total number of magnetic lines of force in a magnetic field is called A. magnetic flux B.…

A: We need to tell about magnetic flux  in magnetic force .

Q: What would happen to the apparent change in mass if the poles of the magnet were switched? (Select…

A: While changing the poles of the bar magnet, Spot one of the bar magnets inside the loop. Spot the…

Q: a. The permeability of a material means A. strength of permanent magnet B. strength of an…

A: We need to select correct option for given statement

Q: Unlike the field of a permanent magnet, the field of an electromagnet: Select one: a. only exists in…

A: The question is asking to identify the characteristic of an electromagnet that differentiates it…

Q: 34. The inductance of a material refers to: a. Ability of the material to store magnetic field. b.…

A: In this question,  We need to choose the choose the correct options   As per our guidelines we are…

Q: Whenever lines of magnetic force cut across a conductor: Select one: a. a voltage will be induced in…

A: The question is asking about the phenomenon that occurs when lines of magnetic force cut across a…

Q: The field strength of an electromagnet: Select one: remains constant as voltage across the coil…

A: The field strength of an electromagnet is a measure of how strong the magnetic field produced by the…

Q: Energy is stored in the in the form of a magnetic field inside of a magnet but not outside of a…

A: Solve the problem

Q: Man-made permanent magnets retain their magnetism _____ than natural magnets.   Select one: A.…

A: Man-caused counterfeit magnets to can be created in various shapes, sizes and attractive qualities.…

Q: 1: What is the space around a current-carrying condactor, in which its magnetic effect can be…

A:

Q: A magnetic field is _______.

A:

Q: 1. A 60-cm long, straight wire conducts a current of 12 A directed out of the page. It experiences a…

A:

Q: The magnetic material classified as Linear when is has * negative value of susceptibility and small…

A: Classification of magnetic materials:- Magnetic materials with a linear connection between M and H…

Q: 36. The space outside the magnet where repulsion on a magnetic pole is called its poles have a force…

A: We need to tell about magnetic field outside a magnet.

Q: 2. A rectangular frame of sides 2b x c has current I and mass m. It is a distance b below a very…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 2. A horizontal rod 0.20 m long is mounted on a balance and carries a current. At the location of…

A: Given, Length of the rod(L) = 0.20m Magnitude of the magnetic field(B) = 0.067T Force on the rod(F)…

Q: Example 1.4 What are the similarities between electrical circuits and magnetic circuits? An iron…

A:

Q: gnet D. All of these 4. ch of the statements is true when there is change in magnetic field in a…

A: 4-  When there is a change in the magnetic field in the closed-loop of wire, the emf will be induced…

Q: The magnetic field strength at the north pole of a 2.0-cm-diameter, 8-cm-long Alnico magnet is 0.10…

A: Need to find number of turns

Q: Choose the parameter which is developed in a generator, when a conductor cuts the magnetic flux.…

A:

Q: Moving charges create electric field. Which of the following is true regarding this concept?   a.…

A: Given  A multiple choice question based on electric and magnetic field.

Q: A standard magnetic testing experiment using a ballistic galvanometer (BG) and reverse current…

A: N1=150 N2=200 k =5×10-6 Ri=150 Ω Rc =10 Ω D =12 cm A=2.5 cm2

Q: The correct answer is Andre Ampere. Explain his discovery in layman's terms. An illustration or…

A: Node: The meeting point of more than two branches in a circuit is referred as a node. At that node…

Q: 1. What will happen to the magnetic strength of a magnet when it is exposed to high temperature?

A:

Q: 31. Which of the following is a natural magnet? A. Steel B. Magnesia C. Lodestone D. Soft iron

A: Natural magnet is that magnet which is occurring by some process of nature

Q: A long, straight wire carries a current of 15.0 A. What are the magnitudes of the magnetic field at…

A: Given that,   I=15A We have to find B for a)r=2cm=0.02m b)r=4 cm=0.04m c)r=10cm=0.01m

Q: A small stainless steel pellet feels the force of one of the poles of a bar magnet. The distance…

A: In the given questions we need to explain about the force of attraction between magnet bar pole and…

Q: Question 4 The operating principle of an electric motor is based on the permanent magnet, capable of…

A: option B: Magnetic flux is the number of magnetic field of lines crossing the surface normally. If…

Q: The magnetic material classified as Linear when is has * small value of both susceptibility and…

A: Magnetic field and the electric field form important parameters . The magnetic field is produced by…

Type of Magnetic Material

Every material has a unique composition that defines its magnetic behavior. Some materials get attracted towards a magnet and are called magnetic materials. Based on the magnetic properties held by each material, they are classified into different types.