Current electricity MCQs, current electricity quiz answers 27 to learn high school physics courses online. Physics electricity multiple choice questions (MCQs), current electricity quiz questions and answers for online school degrees. Insulators, physics for class 10, hazards of electricity, ohmic and non ohmic conductors, how does material effect resistance test for high school teacher certification.

Learn high school physics multiple choice questions (MCQs): if charge q is passing through any area in time t, then current i flowing through will be, with choices i = t/q, i = q/t, i = q + t, and i = q×t for online school degrees. Free physics study guide for online learning physics electricity quiz questions to attempt multiple choice questions based test.

MCQ: Current can not flow through an insulator because they have

1. no free electrons
2. free electrons
3. no free protons
4. free neutrons

A

MCQ: If charge Q is passing through any area in time t, then current I flowing through will be

1. I = Q/t
2. I = t/Q
3. I = Q + t
4. I = Q×t

A

MCQ: When a circuit with a very low resistance is formed, there can be occurred a

1. potential difference
2. short circuit
3. flow of light
4. flow of heat

B

MCQ: Materials that obey Ohm's law and hence have a constant resistance over a wide range of voltages are called

1. ohmic
2. non-ohmic
3. batteries
4. capacitors

A

MCQ: If a copper wire is 2 m long and its diameter is 2 mm, then its resistance should be

1. 2 × 10-2
2. 0.58 × 10-2
3. 3.54 × 10-2
4. 1.07 × 10-2

D