Resistance and Resistivity MCQs Quiz Online PDF Download

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Study bachelors and masters in physics degree MCQs: specific resistance of a wire can be measured by formula, for online courses with choices r/l, ra/l, rl/a, a/rl for scholars competing for college and universities' scholarships with college board and MCAT practice test. Free skills assessment test is for online learn resistance and resistivity quiz questions with MCQs, exam preparation questions and answers. Resistance and Resistivity Video

MCQs on Resistance and ResistivityQuiz 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