Learn how does material effect resistance MCQs in physics quiz for test prep. Current electricity quiz questions has multiple choice questions (MCQ), how does material effect resistance test as the specific resistance of copper wire is. Answer key help with choices as 5.25 × 10-8, 1.69 × 10-8, 9.8 × 10-8 and 2.75 × 10-8 problem solving for competitive exam, viva prep, interview questions worksheets. Free physics revision notes to practice how does material effect resistance quiz with MCQs to find questions answers based online tests.

MCQ. The specific resistance of copper wire is

1. 5.25 × 10-8
2. 1.69 × 10-8
3. 9.8 × 10-8
4. 2.75 × 10-8

B

MCQ. Diamond does not conduct electricity because it has

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

A

MCQ. The resistance of the wire is inversely proportional to the

1. wire material's nature
2. length of the wire
3. cross sectional area of the wire
4. all of the above

C

MCQ. The specific resistance of iron is

1. 5.25 × 10-8
2. 1.69 × 10-8
3. 9.8 × 10-8
4. 2.75 × 10-8

C

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