Write the vector form of Coulomb's law in S.I system.

Write the mathematical form of Snell's law

Write the vector form of force between two charges q_1 and q_2 having r_1 and r_2 as their position vectors, respectively .

What is the the value of constant of proportionality in Coulomb's law for vaccum in CGS system?

What is the dimensional formula for K _0 in Coulomb's law.

Write the mathematical form of Faraday's law of electromagnetic induction.

Write the vector equation of a line through the point (1,2,3) and parallel to the vector 3overset^i+2overset^j-2overset^k