Questions and Answers
According to Coulomb's law, like charges attract each other.
False
Electric Lines of Forces represent the path along which a unit positive charge tends to move when free to do so in the electric field.
True
Electric Flux is denoted by Greek letter Φ.
True
The electric field intensity due to an infinite line charge can be calculated using the formula E = 1 / (4πε₀) * (λ / r).
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According to Coulomb's law, the magnitude of the force exerted by charges on each other is directly proportional to the square of the distance between them and inversely proportional to the product of their charges.
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Electric Flux through a surface is given by the equation ɸ = E * A * cos(θ).
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Study Notes
Electric Charges and Fields
- Like charges do not attract each other, they repel.
- Electric Lines of Force represent the path a unit positive charge takes when free to move in an electric field.
Electric Field Intensity
- The electric field intensity due to an infinite line charge can be calculated using the formula: E = 1 / (4πε₀) * (λ / r).
Electric Flux
- Electric Flux is denoted by the Greek letter Φ.
- Electric Flux through a surface is given by the equation: ɸ = E * A * cos(θ).
Coulomb's Law
- The magnitude of the force exerted by charges on each other is directly proportional to the product of their charges.
- The magnitude of the force exerted by charges on each other is inversely proportional to the square of the distance between them.
