Resistance and Resistivity MCQs Quiz Online PDF Book Download

Resistance and resistivity MCQs, resistance and resistivity quiz answers to learn physics courses online. Current electricity multiple choice questions (MCQs), resistance and resistivity quiz questions and answers for best physics graduate programs. Learn emf and potential difference, power dissipation, current electricity, current source, resistance and resistivity test prep for physics certifications.

Learn current electricity test MCQs: specific resistance of a wire can be measured by formula with choices r/l, ra/l, rl/a, and a/rl for best physics graduate programs. Practice assessment test for scholarships, online learning resistance and resistivity quiz questions for competitive assessment in physics major. Resistance and Resistivity Video

MCQ on Resistance and ResistivityQuiz Book Download

MCQ: Specific resistance of a wire can be measured by formula

  1. R/L
  2. RA/L
  3. RL/A
  4. A/RL

B

MCQ: Fractional change in resistance per kelvin is known as

  1. temperature constant
  2. resistance coefficient
  3. temperature coefficient
  4. resistance constant

C

MCQ: SI unit of conductivity of material is

  1. Ω m
  2. Ω
  3. Ω-1m
  4. Ω-1m-1

D

MCQ: Wire having resistance of 10 Ω at 0 °C and 20 Ω at 273 °C will have temperature coefficient of

  1. 4.66 × 10-3 per K
  2. 3.66 × 10-3 per K
  3. 3 × 10-3 per K
  4. 6.6 × 10-3 per K

B

MCQ: Current of 0.75 A, when a battery of 1.5 V is connected to wire of 5 m having cross sectional area 2.5 × 10-7 m², will have resistivity

  1. 1 × 10-7
  2. 1.1 × 10-7
  3. 2 × 10-7
  4. 2.1 × 10-7

A