The graph which represents the variation of mean kinetic energy of moleules with temperature `""^(@)C` is ?

Which one of the following graphs represents the variation of maximum kinetic energy (E_K) of the emitted electrons with frequency u in photoelectric effect correctly ?

Represent the variation of kinetic energy of photoelectrons with respect to frequency graphically.

For a simple harmonic oscillator moving along a straight line, the graphs which represent the variation of kinetic energy K, potential energy U and total energy T with displacement are

At a constant pressure, of the following graphs that one which represents the variation of the density of an ideal gas with the absolute temperature T, is

which of the following graph represents the variation of resistivity ( rho ) with temperature (T) for copper?

Which of the following graph represents the variation of resistivity ( rho ) with temperature (T) for copper?

A body moves from rest with a constant ac- celeration. Which of the following graphs represents the variation of its kinetic energy (E) with distance travelled (x)?