Electrostatics in vacuum Questions and Answers in PDF
- Explain Coulomb’s law of Electro statistics.
- Explain the terms: Electric Field Intensity, Electric Lines of Forces, and Electric Flux.
- Calculate the electric field intensity due to an infinite line charge.
- Calculate the electric field intensity due to a dipole at the axial position.
- Calculate the electric field intensity due to a dipole at perpendicular bisector of the dipole.
- Define the term Dielectrics, Dielectric Constant, Electric Polarization (P), and Displacement Current (D), also derive the relation between D, E, and P.
- Explain the terms gradient, divergence, and curl. Also, give their physical significance.
- Explain Gauss’s divergence theorem and Stokes’ theorem.
- Give the continuity equation of current densities. Explain its physical significance.
- Derive Maxwell’s equation for free space.
- Write Maxwell’s equations in integral form.
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Electrostatics in vacuum
Electrostatics in vacuum
One of the most interesting things about electrostatics is that they can occur in a vacuum. This means that there is no need for air or other materials in order for them to take place. This is because electrostatics involve the movement of electrons, which can move freely in a vacuum. One of the most famous examples of electrostatics in a vacuum is the Van de Graaff generator. This device uses electrostatic principles to generate a large amount of static electricity, which can then be used for various purposes.
what is vacuum in physics?
A vacuum is a space devoid of matter. The word "vacuum" comes from the Latin word for "empty." A perfect vacuum would be completely empty of any particles, including light. In practice, however, it is impossible to create a perfect vacuum. The best vacuums are created in laboratories and are used for scientific research.
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