MCQ 11 MarkAttractive property of a magnet is more at the………ANorth poleBSouth pole✓both a & bDmiddleAnswerCorrect option: C. both a & b both a & bView full question & answer→
MCQ 21 MarkWho laid the foundation for magnetism and suggested that the Earth has a giant bar magnet?AEinsteinBNewtonCGalileo✓William GilbertAnswerCorrect option: D. William GilbertView full question & answer→
MCQ 31 Markis the ore of iron which is the strongest natural magnet.✓ Iron oxideBIron sulphideCFerriteDColumbineAnswerCorrect option: A. Iron oxideView full question & answer→
MCQ 41 MarkIt is believed that the had known the property of magnet even before 200 BC. AIndiansBJapanese✓ChineseD AmericansAnswerCorrect option: C. Chinese ChineseView full question & answer→
MCQ 51 MarkA compass is used for ______.Aplotting magnetic linesBdetection of magnetic fieldCnavigationDAll of theseAnswerAll of theseView full question & answer→
MCQ 61 MarkMRI stands for _______.AMagnetic Resonance ImagingBMagnetic Running ImageCMagnetic Radio ImagingDMagnetic Radar ImagingAnswerMRI stands for Magnetic Resonance Imaging.View full question & answer→
MCQ 71 MarkThe shape of the Earth’s magnetic field resembles that of an imaginary ______.AU-shaped magnetBstraight conductor carrying currentCsolenoid coilDbar magnetAnswerThe shape of the Earth’s magnetic field resembles that of an imaginary bar magnet.View full question & answer→
MCQ 81 MarkThe south pole of a bar magnet and the north pole of a U-shaped magnet will _______.Aattract each otherBrepel each otherCneither attract nor repel each otherDNone of the aboveAnswerThe south pole of a bar magnet and the north pole of a U-shaped magnet will attract each other.View full question & answer→
MCQ 91 MarkOne of the following is an example for a permanent magnet.AElectromagnetBMumetalCSoft ironDNeodymiumAnswerNeodymiumView full question & answer→
MCQ 101 MarkA magnet attracts ______.Awooden materialsBany metalCcopperDiron and steelAnswerA magnet attracts iron and steel.View full question & answer→