Current Electricity MCQs Quiz Online PDF Download

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Applied physics practice test MCQ: potential difference of any device can be measured with instrument known as with choices voltmeter, potentiometer, cro and galvanometer for e-learning, online colleges' competitive exams' preparation for scholarships of college students. Free study guide is for online learning current electricity quiz with MCQs to practice test questions with answers. Current Electricity Video

MCQs on Current Electricity Quiz PDF Download

MCQ: Potential difference of any device can be measured with instrument known as

  1. voltmeter
  2. potentiometer
  3. CRO
  4. galvanometer

A

MCQ: Bar of iron 2 cm × 2 cm having area 4 cm² and resistivity of 11 × 10-8Ω meter will have resistance of

  1. 2.1 × 10-4 Ω
  2. 3.1 × 10-4 Ω
  3. 4.1 × 10-4 Ω
  4. 1.1 × 10-4 Ω

D

MCQ: When current passing is 300 mA, electrons passing through bulb in 1 minute are

  1. 1.2 × 1020
  2. 2.12 × 1020
  3. 1 × 1020
  4. 1.12 × 1020

D

MCQ: When charge of 90 C passes through wire in 1 hour 15 min, its current will be

  1. 10 mA
  2. 20 mA
  3. 30 mA
  4. 40 mA

B