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हिंदी
होम सुविधाऐं प्राईस प्लान्स
1) Type of charge attracted to a negative charge. a) positive b) neutral c) negative d) electron 2) A device used to detect of the existence of electrical charges. a) magnet b) circuit c) electric cell d) electroscope 3) Type of charge attracted to a positive charge. a) positive b) negative c) neutral d) proton 4) Material that a current can pass through (like metal). a) insulator b) repel c) rubber d) conductor 5) Opposite charges or poles ___ each other. a) are attracted to b) repel from c) combine with d) bounce off 6) The area around a charged object. a) current b) electric field c) magnetic field d) conductor 7) Two of the same charges or poles (example North and North, or + +) ___ each other a) are attracted to b) repel from c) combine with d) bounce off 8) If the positive and negative charges of an object are in equal amounts the object is ___. a) positive b) negative c) neutral d) unequal 9) What elements in Earth's core create the Earth's magnetic field? a) iron, cobalt, and nickel b) aluminum and lead c) silver and gold d) iron and steel 10) Part of an atom with positive charge a) proton b) neutron c) electron 11) Part of an atom with negative charge a) proton b) neutron c) electron 12) The opposite ___ of a magnet are attracted to each other (north and south). a) circuits b) cells c) poles d) fields 13) The space around a magnet where there is a force. a) magnetic field b) electric field c) circuit d) conductor

Electric and Magnetic Fields

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