ISRO 2023 Quiz 37

Which one of the following statements is not correct regarding potential due to a point charge?

If L is self-inductance, I is current, λ is flux linkage of a magnetic field, then the energy stored in the magnetic field is

If the electric flux density  (where r is in cylindrical coordinate system), the net electric flux (in C) leaving a cylinder defined by 0m ≤ r ≤ 3m, 0 ≤ z ≤ 5m is

A parallel plate capacitor 0.8m by 0.8m has separation distance of 1 cm with permittivity ∈ = 4∈₀. If the potential applied between the metal plates is 20V, then the value of stored charge in the capacitor is

Which one of the options can be inferred about the mean, median, and mode for the given probability distribution (i.e, probability mass function), P(x) of a variable x?