Coulombs Law Multiple Choice Questions with Answers – PDF Download

MCQ 1: Coulomb's law is only true for point charges whose sizes are:

1. medium
2. very large
3. very small
4. large

MCQ 2: As per Coulomb's law, the force of attraction or repulsion between two point charges is directly proportional to the:

1. sum of the magnitude of charges
2. square of the distance between them
3. product of the magnitude of charges
4. cube of the distance

MCQ 3: The coulomb's force between the 2 point charges 10µC and 5µC placed at a distance of 150cm is:

1. 0.2 N
2. 0.5 N
3. 2 N
4. 10 N

MCQ 4: The value of k in coulomb's law depends upon:

1. magnitude of charges
2. distance between charges
3. medium between two charges
4. all of above

MCQ 5: If the medium between two charges is air, then the value of constant k in SI units will be:

1. 5 × 10⁹ Nm²C^-2
2. 7 × 10⁹ Nm²C^-2
3. 8 × 10⁹ Nm²C^-2
4. 9 × 10⁹ Nm²C^-2