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Faraday's Experiment

a)A system di...

Question

a)A system displaying a hysteresis loop such as a Ferro magnet is a device for storing memory. Explain.

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Solution

The magnetization of a material is a record of its cycle of magnetization. As the information can be made to correspond to these hyteresis loops information can be stored.

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Q. Answer the following questions:(a) Explain qualitatively on the basis of domain picture theirreversibility in the magnetisation curve of a ferromagnet. (b) The hysteresis loop of a soft iron piece has a much smaller areathan that of a carbon steel piece. If the material is to go throughrepeated cycles of magnetisation, which piece will dissipate greaterheat energy? (c) ‘A system displaying a hysteresis loop such as a ferromagnet, isa device for storing memory?’ Explain the meaning of thisstatement. (d) What kind of ferromagnetic material is used for coating magnetictapes in a cassette player, or for building ‘memory stores’ in amodern computer? (e) A certain region of space is to be shielded from magnetic fields.Suggest a method.

Q. Answer the following questions:
(a) Explain qualitatively on the basis of domain picture the irreversibility in the magnetisation curve of a ferromagnet.
(b) The hysteresis loop of a soft iron piece has a much smaller area than that of a carbon steel piece. If the material is to go through repeated cycles of magnetisation, which piece will dissipate greater heat energy?
(c) 'A system displaying a hysteresis loop such as a ferromagnet, is a device for storing memory? Explain the meaning of this statement.
(d) What kind of ferromagnetic material is used for coating magnetic tapes in a cassette player, or for building 'memory stores' in a modern computer?
(e) A certain region of space is to be shielded from magnetic fields. Suggest a method.

Q. ____ is a data storage device using integrated circuit assemblies as memory to store data persistently.

Hysteresis loops for two magnetic materials A and B are given below:

Q. BSoDs can be caused by poorly written device drivers or malfunctioning hardware, such as faulty memory, power supply issues, overheating of components, or hardware running beyond its specification limits. Which colour screen is displayed when encountered a BSoD Error?

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