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The electric field is calculated at the center of a distribution of charge because it simplifies the calculation and offers a point of reference for understanding the behavior of the field in that region. This allows for the use of symmetry arguments and simplifies the application of Gauss's law to determine the electric field.
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How can we calculate the strength of the electric field just outside a sphere?
To calculate the strength of the electric field just outside a sphere, you can use the formula E k Q / r2, where E is the electric field strength, k is the electrostatic constant, Q is the charge of the sphere, and r is the distance from the center of the sphere to the point outside.
How can we calculate the electric field just outside the surface of the inner sphere?
To calculate the electric field just outside the surface of the inner sphere, you can use the formula for electric field strength, which is E k Q / r2, where E is the electric field strength, k is the Coulomb's constant, Q is the charge on the inner sphere, and r is the distance from the center of the inner sphere to the point just outside its surface.
What will be the electric field intensity at the center of a hollow charged sphere?
The electric field intensity at the center of a hollow charged sphere is zero. This is because the electric field created by the positive charges on one side of the sphere cancels out the electric field created by the negative charges on the other side, resulting in a net electric field of zero at the center.
What is the electric field of a uniformly charged sphere?
The electric field of a uniformly charged sphere is the same as that of a point charge located at the center of the sphere. This means that the electric field is radially outward from the center of the sphere and its magnitude decreases as you move away from the center.
How to calculate the electric field at a point in a given system?
To calculate the electric field at a point in a given system, you can use the formula: Electric field (E) Force (F) / Charge (q). This formula helps determine the strength and direction of the electric field at a specific point in the system.
How do you calculate the electric field inside a conductor?
A spherical conductor with a radius of 14.0 cm and charge of 26.0 microcoulombs. Calculate the electric field at (a)r=10.0cm and (b)r=20.0cm and (c)r=14.0 from the center.
How can we calculate the strength of the electric field just outside a sphere?
To calculate the strength of the electric field just outside a sphere, you can use the formula E k Q / r2, where E is the electric field strength, k is the electrostatic constant, Q is the charge of the sphere, and r is the distance from the center of the sphere to the point outside.
How can we calculate the electric field just outside the surface of the inner sphere?
To calculate the electric field just outside the surface of the inner sphere, you can use the formula for electric field strength, which is E k Q / r2, where E is the electric field strength, k is the Coulomb's constant, Q is the charge on the inner sphere, and r is the distance from the center of the inner sphere to the point just outside its surface.
What will be the electric field intensity at the center of a hollow charged sphere?
The electric field intensity at the center of a hollow charged sphere is zero. This is because the electric field created by the positive charges on one side of the sphere cancels out the electric field created by the negative charges on the other side, resulting in a net electric field of zero at the center.
What is the electric field of a uniformly charged sphere?
The electric field of a uniformly charged sphere is the same as that of a point charge located at the center of the sphere. This means that the electric field is radially outward from the center of the sphere and its magnitude decreases as you move away from the center.
How to calculate the electric field at a point in a given system?
To calculate the electric field at a point in a given system, you can use the formula: Electric field (E) Force (F) / Charge (q). This formula helps determine the strength and direction of the electric field at a specific point in the system.
Why is electric field intensity zero at the centre of an electric dipole?
At the center of an electric dipole, the electric field vectors from the positive and negative charges cancel each other out due to their opposite directions. This results in a net electric field intensity of zero at the center of the dipole.
What is the electric field voltage equation and how is it used to calculate the electric field strength at a given point in space?
The electric field voltage equation is E V/d, where E is the electric field strength, V is the voltage, and d is the distance between the charges. To calculate the electric field strength at a given point in space, you can use this equation by plugging in the values of voltage and distance to find the electric field strength.
A rod of length L has total charge Q distributed uniformly along its length it's then bent in the shape of a semicircle find the magnitude of the electric field at the centre of semicircle?
At the center of the semicircle, the electric field due to the straight part of the rod will cancel out because of the symmetry. The electric field at the center of the semicircle is only due to the curved part, so you can treat the semicircle as an arc of a circle with charge distributed along its length. You can then calculate the electric field using the formula for the electric field of a charged arc of a circle.
What is the electric field amplitude formula used to calculate the strength of an electric field at a given point?
The formula to calculate the electric field amplitude at a given point is E k Q / r2, where E is the electric field strength, k is the Coulomb's constant, Q is the charge creating the field, and r is the distance from the charge to the point where the field is being measured.
What is the behavior of the electric field outside a sphere?
The behavior of the electric field outside a sphere is that it behaves as if all the charge of the sphere is concentrated at its center. This means that the electric field outside the sphere follows the same pattern as if the entire charge of the sphere was located at its center.
What is the distribution of the electric field inside a charged sphere?
The electric field inside a charged sphere is uniform and directed radially towards the center of the sphere.
