Chapter 9 MAGNETIC MATERIALS MCQs 10 min Score: 0 Attempted: 0/10 Subscribe 1. . Natural magnet is found in: (A) Magnesia (B) Egypt (C) South Africa (D) RussiaShow All Answers 2. . The mineral of natural magnet is called: (A) Copper (B) Aluminium (C) Magnetite (D) IronShow All Answers 3. . A natural magnet has: (A) No pole (B) One pole (C) Two poles (D) Three polesShow All Answers 4. . The kinds of magnetic substances are: (A) One (B) Two (C) Four (D) ThreeShow All Answers 5. . The substances which are weakly attracted by magnets are called: (A) Paramagnetic (B) Diamagnetic (C) Ferromagnetic (D) None of theseShow All Answers 6. . The substances which are repelled by magnets are called: (A) Ferromagnetic (B) Paramagnetic (C) Diamagnetic (D) All of theseShow All Answers 7. . The substances which are strongly attracted by magnets and can also be magnetised are: (A) Magnets (B) Diamagnetic (C) Paramagnetic (D) FerromagneticShow All Answers 8. . The group of atoms pointing in the same direction is called: (A) Domain (B) Point group (C) Range (D) GangShow All Answers 9. . Number of atoms in a domain is approximately: (A) 10ยนโฐ (B) 10ยนยฒ (C) 10ยนโต (D) 10ยฒโฐShow All Answers 10. . The temperature at which ferromagnetic substances become paramagnetic is called: (A) Curie temperature (B) Kelvin (C) Centigrade (D) FahrenheitShow All Answers