Show that variance is independent of charge of origin but not the scale.

Consider the following statements : (i) Mode can be computed from histogram. (ii) Median is not independent of change of scale. (iii) Variance is independence of change of origin and scale. Which of these is/are correct :

Assertion : Nuclear forces arise from strong coulombic interactions between protons and neutrons Reason : Nuclear forces are independent of charge of the nucleons

Draw a checker board show the law of independent assortment wit a flow chart and explain the ratio

(A): Two particles of same charge projected with different velocity normal to electric field experience same force (R ): A charged particle experiences force, independent of velocity in electric field

What do you mean by charge independent mature of nuclear forces ?