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Class 12 · Physics · Easy
→Why can charge be exchanged when a conductor is connected to the Earth?
Class 12 · Physics · Easy
→Why is a metal spoon different from a rubber spoon in terms of electrical conductivity?
Class 12 · Physics · Easy
→If excess charge placed on a solid material remains localized near the point of deposition instead of spreading throughout the material, what type of material is it generally?
Class 12 · Physics · Easy
→If excess charge given to a material redistributes easily through it, what is the material generally called?
Class 12 · Physics · Easy
→Why is a lightning conductor connected to the earth?
Class 12 · Physics · Easy
→Why is the surface charge density higher at the sharp tip of a conductor in electrostatic equilibrium?
Class 12 · Physics · Easy
→A person inside a metal car body gets protection during lightning due to which principle?
Class 12 · Physics · Easy
→If a tangential component of electric field exists on the surface of a conductor, what will happen?
Class 12 · Physics · Easy
→Why is copper suitable for electrical wires?
Class 12 · Physics · Easy
→What occurs during electric polarisation in an insulator?
Class 12 · Physics · Easy
→In which situation does charge separation by electrostatic induction occur in an isolated, initially neutral conductor?
Class 12 · Physics · Easy
→Why is the outer covering of electric wires made of insulating material?
Class 12 · Physics · Easy
→What can happen when a charged metal sphere is connected to the Earth?
Class 12 · Physics · Easy
→In electrostatic equilibrium, the electric field inside a connected conductor is zero. What is the potential inside the conductor?
Class 12 · Physics · Easy
→In which type of material is the flow of electric current difficult because there are very few free charge carriers?
Class 12 · Physics · Easy
→Why does electric current flow easily through a metal wire?
Class 12 · Physics · Easy
→In which type of material is electrostatic induction observed most clearly because charge carriers are free to move?
Class 12 · Physics · Easy
→In electrostatic equilibrium, in which direction is the electric field just outside the surface of a conductor?
Class 12 · Physics · Easy
→Why can charge placed on dry rubber remain near the same location?
Class 12 · Physics · Easy
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