Answer the following questions: A certain region of space is to be shielded from magnetic fields. Suggest a method.

Answer the following question in one word- Magnets are made up of-

Answer the following questions: A charged particle enters an environment of a strong and non-uniform magnetic field varying from point to point both in magnitude and direction, and comes out of it following a complicated trajectory. Would its final speed equal the initial speed if it suffered no collisions with the environment?

List two methods of producing magnetic fields.

Answer the following question: How are the cancer cells different from normal cells?

Answer the following questions:Interstellar space has an extremely weak magnetic field of the order of 10^-12 T.Can such a weak field be of any significant consequence? Explain.

Answer the following questions: Is the permeability of a ferromagnetic material independent of the magnetic field? If not, is it more for lower or higher fields?

Answer the following questions regarding earth’s magnetism: f you made a map of magnetic field lines at Melbourne In Australia, would the lines seem to go Into the ground or come out of the ground?

Answer the following question- From which ore is silver metal extracted?

An electron is not deflected in passing through a certain region of space.can we be sure that there is no magnetic field in that region.