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Physics · Electrostatic Potential

हिन्दी

Which of the following physical quantities is a scalar and represents the potential energy per unit positive test charge in an electric field?

  1. Electric field intensity
  2. Electric dipole moment
  3. Electrostatic potential
  4. Electrostatic force

Correct answer · Option 3

Electrostatic potential

Explanation

Electrostatic potential is a scalar quantity defined as potential energy per unit positive test charge.

Related questions

A capacitor of capacitance \( C_1 = 4\, \mu\text{F} \) is charged to \( 50\text{ V} \) and another capacitor \( C_2 = 6\, \mu\text{F} \) is charged to \( 100\text{ V} \). If they are connected together in parallel with plates of like polarity connected together, the final common potential difference across the combination is:→Inside a uniformly polarised dielectric slab, the net charge in any macroscopic volume element \( \Delta v \) is zero because:→A conductor and a dielectric slab are placed separately in a uniform external electric field \( \mathbf{E}_0 \). If \( \mathbf{E}_{\text{in}} \) represents the induced electric field inside each material, the net electric field inside them satisfies:→Given below are two statements: Statement I: The formula for electrostatic energy density \( u = \frac{1}{2} \varepsilon_0 E^2 \) is valid only for the uniform electric field between the plates of a parallel plate capacitor. Statement II: The permittivity of a dielectric medium is always smaller than the permittivity of free space. In the light of the above statements, choose the most appropriate answer from the options given below:→
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