What is the difference between a magnet and magnetic material?
2023年8月11日 · A magnetic material becomes a magnet when its magnetic domains align in the same direction, creating a net magnetic field. This alignment can be induced by placing the …
Are staples magnetic? - Answers
2024年5月22日 · Gold is not magnetic as it is a diamagnetic material, meaning it does not have a magnetic field of its own and is not attracted to magnets. Related questions. Is stapler magnetic?
What particle is responsible for a material magnetic properties?
2024年6月15日 · Each atom acts like a tiny magnet. When the atoms are aligned, the magnets produce magnetism. When an iron or nickel material comes near the magnet, its atoms align …
Does light pass through foil? - Answers
2024年5月22日 · No, light cannot pass through foil because it is an opaque material that does not allow light to transmit through it. Foil is a thin sheet made of metal, typically aluminum, that …
What is the differenc between construction floor area and
2023年9月19日 · it s the ratio of net cross section occupied by the magnetic material to the gross cross section of the core generally, its value s between 0.5 to 0.95 What is gross thrust in a …
Is the north pole of a magnet positive? - Answers
2024年6月19日 · Magnetic north is negative and magnetic south is positive. The resulting magnetic field lines go from north to south. Mnemonic: north = negative.AnswerThe terms, …
What are the earths layers in order from hottest to coldest?
2025年1月10日 · The Earth's layers, from hottest to coldest, are the inner core, outer core, mantle, and crust. The inner core is the hottest layer, with temperatures reaching up to 9,000 …
Is pumice magnetic? - Answers
2024年6月15日 · No, pumice is not magnetic. Pumice is a lightweight, porous volcanic rock formed from lava containing high amounts of gas, which creates its characteristic frothy …
Do dentures need to be removed during an MRI? - Answers
2025年1月2日 · Titanium is a paramagnetic material, which means it can interact with the magnetic field of the MRI machine and potentially cause discomfort or injury to the wearer. It is …
What is the resonant frequency of gold in hertz? - Answers
2023年8月10日 · All NMR frequencies are dependent on the ambient magnetic field, and gold's 1.729MHz is valid for a magnetic field of 2.35 Teslas, which is 45,000 times stronger than a …