Resistance and Resistivity MCQs Quiz Online PDF Download

Learn resistance and resistivity MCQs, applied physics test for online courses learning and test prep to practice. Current electricity quiz has multiple choice questions (MCQ), resistance and resistivity quiz questions and answers to learn for online learning for college and university students.

Applied physics practice test MCQ on specific resistance of a wire can be measured by formula with options r/l, ra/l, rl/a and a/rl problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning resistance and resistivity quiz with MCQs to practice test questions with answers. Resistance and Resistivity Video

MCQs on Resistance and Resistivity Quiz PDF 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