How is the movement of electricity through air different from is movement through a copper wire?

Q: How do we measure electrical force?

A: Given:  Electric force

Q: why the electric wire that is connecting in the post outside a little bit saggy and not tightly tied…

A: Question : Why the electric wire that is connecting in the post outside a little bit saggy and not…

Q: Does heating a metal wire increase or decrease its electrical resistance?

A: When a metal wire is heated, the electrons in the wire gets thermal energy and it gets more vibrant…

Q: When electric current is passed, electrons move from

A: When electric current is passed, electrons move from

Q: Why are lightning rods normally at a higher elevation than the buildings they protect?

A: It is a metal road which is attached to the roof of a building, this road is usually 2cm in diameter…

Q: Chapter 30 - Supplementary Questions Quiz style questions Reading Quiz Question The human body…

A: Human body contain 70% of water and several cells which has ions like potassium and  chloride ion…

Q: Why is the outer layer of a wire made from an insulator and the inner layer made of conductors?

A: Insulators are materials which do not conduct electricity or are poor conductors of electricity.…

Q: What type of electrical charge is done by rubbing against each other?

A: Let the two objects A and B are rubbed against each other. By rubbing the objects with each other,…

Q: is an example of good conductor of electricity.

A: The materials which fairly allows the electrons or electric current to flow through it, is referred…

Q: How does the charge of one electron compare to that of proton?

A: The electric charge of a proton is in magnitude but equal and opposite to the sense of charge of an…

Q: Is there any negative charge on a positively charged object?

A:

Q: How many electrons should be removed from the Van de Graaff generator so that its electric charge…

A:

Q: Discuss the basic principles of Electricity?

A: Electricity: Electricity is a form of energy, it is the rate of flow of charge in the conductor. It…

Q: What will happen in a world without electric field?

A: Answer:-  In a world without electric field. No current  Therefore supply water is Stop in pumping…

Q: Why is electricity dangerous to humans?

A: Electricity flows from one point to another that will conduct it. One of the conductive substance of…

Q: Is a current carrying wire electrically charged because of the electrons moving in it?

A: Current carrying wire is not electrically charged. Because according to Kirchhoff’s first law, “the…

Q: In the phenomenon of superconductivity, what happens to electrical resistance at low temperatures?

A:

Q: Name the SI unit of electrical energy. How is it related to Wh?

A:

Q: electrical field?

A:

Q: How does electricity affect our lives?

A: Electricity affects our lives in many ways describe below;

Q: What is the Relationship between Voltage and Electric Field?

A: The electric potential that is the voltage is the amount of energy required to move a unit charge…

Q: hand into an aquarium and receives a painful shock. He realizes the heater has become damaged. There…

A: Static electricity is created when positive and negative charges aren't balanced.  The cut in the…

Q: Why is tungsten used in electric bulbs and not any other metal is used?

A: One good reason for tungsten to be used in the incandescent light bulb is that it has a very high…

Q: what makes a material a better conductor than another material?

A: Some material like metals are better conductors as they have free electrons which can be…

Q: What are the two major hazards of electricity?

A: An electric hazard is a condition when one can or does make electrical contact with energized…