Podcast
Questions and Answers
If an isolated solid metallic sphere is given a +𝑄 charge, how will the charge be distributed?
If an isolated solid metallic sphere is given a +𝑄 charge, how will the charge be distributed?
- Non-uniformly inside the volume
- Only on surface but non-uniformly
- Uniformly inside the volume
- Uniformly but only on surface (correct)
In the case of two metallic spheres of the same radii, one solid and the other hollow, what can be said about their charging capacity?
In the case of two metallic spheres of the same radii, one solid and the other hollow, what can be said about their charging capacity?
- Solid sphere can be given more charge
- Hollow sphere can be given more charge (correct)
- They can be charged equally
- None of the above
What is the value of the electric permittivity of free space?
What is the value of the electric permittivity of free space?
- $9×10^9 C^2 N^{-1} m^{-2}$
- $9×10^9 N C^{-2} m^2$
- $8.85×10^{-12} C^2 N^{-1} m^{-2}$
- $8.85×10^{-12} N m^2 C^{-2}$ (correct)
What is the number of electrons in one coulomb of charge approximately?
What is the number of electrons in one coulomb of charge approximately?
When a glass rod is rubbed with silk, what happens to the glass rod?
When a glass rod is rubbed with silk, what happens to the glass rod?
What is the electric field near a sheet with uniform surface charge density 𝜎?
What is the electric field near a sheet with uniform surface charge density 𝜎?
What happens to an electron moving towards the x-axis in the presence of an electric field along the y-direction?
What happens to an electron moving towards the x-axis in the presence of an electric field along the y-direction?
In which direction will a proton move in an electric field if its initial velocity aligns with the electric lines of force?
In which direction will a proton move in an electric field if its initial velocity aligns with the electric lines of force?
What will an electric dipole experience when placed in a uniform electric field?
What will an electric dipole experience when placed in a uniform electric field?
Which of the following particles is deflected by an electric field?
Which of the following particles is deflected by an electric field?
