Learn coulombs law MCQs in physics quiz for test prep. Electrostatics quiz questions has multiple choice questions (MCQ), coulombs law test as coulomb's law is only true for point charges whose sizes are . Answer key with choices as medium, very large, very small and none of the above problem solving for competitive exam, viva prep, interview questions worksheets. Free physics revision notes to practice coulombs law quiz with MCQs to find questions answers based online tests.

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

1. medium
2. very large
3. very small
4. none of the above

C

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

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

C

MCQ. Coulomb's force between 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

A

MCQ. Value of k in coulomb's law depends upon

1. magnitude of charges
2. distance between charges
3. both A and B
4. medium between two charges

D

MCQ. If medium between two charges is air, then 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

D