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Magnetisation and Magnetic Materials for GSEB: 15 solved questions

Real GSEB paper questions on magnetisation and magnetic materials, part of magnetism and matter. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2016 to 2023. No sign-in needed to read them.

What this topic asks

• Dia, para and ferromagnetism — 8 questions
• Magnetisation, intensity and susceptibility — 7 questions

All 15 questions with solutions

• Magnetisation for vacuum is _. GSEB Board July 2016
• Relative permeability of a substance is 0.075. Its magnetic susceptibility is . GSEB Board July 2016
• A toroid wound with 100 turns/m of wire carries a current of 3 A. The core of toroid is made of iron having r… GSEB Board March 2018
• When a paramagnetic substance is brought near a north pole or a south pole of a bar magnet, it . GSEB Board July 2018
• A toroid wound with 100 turns per metre of wire carries a current of 3 A. The core of the toroid is made of i… GSEB Board July 2018
• For superconductors, μᵣ= . GSEB Board March 2019
• Meissner effect is observed in substances. GSEB Board March 2020
• The values of magnetic susceptibility (χₘ) and relative permeability (μᵣ) for superconductors are and respect… GSEB Board March 2020 (old course)
• Ferromagnetic materials are having retentivity and permeability. (For electromagnetic core) GSEB Board August 2020
• The materials, which are used to make permanent magnets, have retentivity and coercivity. GSEB Board July 2021
• Experimentally, one finds that the magnetisation of a paramagnetic material is proportional to applied magnet… GSEB Board March 2022
• The unit of magnetisation (M) is . GSEB Board July 2022
• Superconductors are one type of substances. GSEB Board July 2022
• Ferromagnetic materials have permeability and retentivity. GSEB Board March 2023
• Unit of magnetisation (M) is GSEB Board July 2023