MCQ Chapter 15 Science Class 6 Maharashtra Board Fun with Magnets 1. What is the property of a material that attracts iron, nickel, and cobalt?ConductivityMagnetismElasticityTransparencyQuestion 1 of 202. What was the name of the shepherd who discovered magnetite?GalileoNewtonMagnesFaradayQuestion 2 of 203. What happens when a magnet is brought near iron filings?They stick to the magnetThey disappearThey change colorThey repel the magnetQuestion 3 of 204. Which of the following is NOT a magnetic material?IronCopperNickelCobaltQuestion 4 of 205. What is a naturally occurring magnet called?LodestoneElectromagnetTemporary magnetAlnicoQuestion 5 of 206. What shape does a freely suspended magnet settle in?East-WestNorth-SouthUp-DownCircularQuestion 6 of 207. Which pole of a magnet is marked with ‘N’?South poleWest poleNorth poleEast poleQuestion 7 of 208. What happens if a bar magnet is broken into two pieces?Two new magnets are formedMagnetism disappearsOnly one piece remains magneticThe poles are destroyedQuestion 8 of 209. Where is the magnetic force strongest on a magnet?CenterMiddlePolesEntire surfaceQuestion 9 of 2010. What type of magnet is used in a doorbell?LodestonePermanent magnetElectromagnetBar magnetQuestion 10 of 2011. How can a temporary magnet be created?By heating a metalBy rubbing a magnet over ironBy cutting a magnetBy cooling metalQuestion 11 of 2012. What happens when a magnet is heated?It becomes strongerIt loses its magnetismIt changes shapeIt attracts more objectsQuestion 12 of 2013. What is an electromagnet made from?Plastic and ironCopper wire and iron coreMagnetite and aluminumLead and nickelQuestion 13 of 2014. What is the role of a magnet in a mariner’s compass?It detects goldIt points northIt produces electricityIt measures weightQuestion 14 of 2015. What is induced magnetism?Magnetism that is temporaryMagnetism that lasts foreverMagnetism caused by rubbingMagnetism that repels objectsQuestion 15 of 2016. What is used to store data in hard disks?Magnetic materialsPlastic sheetsAluminum foilRubber coatingsQuestion 16 of 2017. What kind of magnet is used in ATM cards?Bar magnetDisc magnetMagnetic stripElectromagnetQuestion 17 of 2018. What happens when two like poles of a magnet are brought together?They attractThey repelThey lose magnetismThey disappearQuestion 18 of 2019. What is a mixture of aluminum, nickel, and cobalt called?AlnicoMagnetiteFerriteIron oxideQuestion 19 of 2020. Why do pins stick to a pin holder?Due to gravityDue to magnetismDue to frictionDue to air pressureQuestion 20 of 20 Loading...
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