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What is the charge density of a point charge?
The charge density of a point charge is the amount of charge per unit volume at a specific point in space. It is typically represented by the symbol and is calculated by dividing the charge of the point charge by the volume it occupies.
How does a negative point charge behave in an electric field produced by a positive point charge?
A negative point charge will be attracted towards a positive point charge in an electric field.
What charge does light have?
Photons, the basic element of light do not have a charge.
What is the electric potential of a point charge at a specific point in space?
The electric potential of a point charge at a specific point in space is the amount of electric potential energy per unit charge at that point. It is a measure of the work needed to move a unit positive charge from infinity to that specific point in the electric field created by the point charge.
What are the differences between a test charge and a point charge?
A point charge is an electric charge that is concentrated at one mathematical point with no spacial extent, A test charge is a charge that is small enough to have no effect on a system, but is used to study a property.
What is the magnetic field produced by this charge at the point?
The magnetic field produced by a charge at a point is the force exerted by the charge on a moving charged particle at that point.
What is the formula to calculate the electric potential at a point due to a point charge?
The formula to calculate the electric potential at a point due to a point charge is V k q / r, where V is the electric potential, k is the Coulomb's constant (8.99 x 109 N m2/C2), q is the charge of the point charge, and r is the distance from the point charge to the point where the electric potential is being calculated.
Who is in charge of democracy?
The point of democracy is that the people are in charge
The electric field of a point charge always points away from the charge?
If the given point charge is of positive one then the field points away from the charge. This is because we define the field at a point as the FORCE acting on unit POSITIVE charge. Like charges have to repel and hence the direction. If, other wise, the point charge is negative then electric field due to this negative charge would be towards the negative and not away from it.
Which is the locus of a point at which potential due to an isolated point charge is constant?
The locus of points where the potential due to an isolated point charge is constant is a spherical surface centered on the point charge. This is because the potential decreases with distance from the point charge, so points at the same distance will have the same potential.
How to calculate the electric potential of a point charge?
To calculate the electric potential of a point charge, you can use the formula V kq/r, where V is the electric potential, k is Coulomb's constant (8.99 x 109 Nm2/C2), q is the charge of the point charge, and r is the distance from the point charge to the point where you want to find the electric potential.
Which term describes a model in which a charge takes up no space and acts uniformly on its surroundings?
point charge (apex)
