Important Questions: Physics: Electrostatics: Part 1

Question 1: StateCoulomb's Law and derive it's formula in SI unit. What is the value of K?

Question 2: Define following terms and write formula wherever necessary:
a) Electric Field
b) Electric Field Lines
c) Electric Dipole
d) Electric Dipole Moment

Question 3: Write down any five properties of electric field lines.

Question 4: Explain the following:
a) Quantization of Charge
b) Conservation of Charge

Question 5: Derive an expression for electric field strength on axial position due to electric dipole. Also draw neat and clean diagram.

Question 6: Derive an expression for electric field strength on broad-end position due to electric dipole. Also draw neat and clean diagram.

Question 7:  Write down limitations of Coulomb's law. Also write it's application.

Question 8:  What is superposition theorem. Explain.

Question 9: Draw electric field pattern for the following systems:
a) +q
b)-q
c)+q and -q
d)+q and +q
e)-q and -q

Question 10: Explain electric potential due to electric dipole.

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