Current Electricity Multiple Choice Questions 1 PDF Download

Learn current electricity MCQs, grade 10 online physics test 1, ohm's law multiple choice questions and answers. Ohm's law revision test has physics worksheets, helping answer key with choices as non ohmic, ohmic, resistive and non resistive of multiple choice questions (MCQ) with ohm's law quiz as substances that have constant resistance over wide range of voltages are for competitive exam prep, viva interview questions. Free physics study guide to practice ohm's law quiz to attempt multiple choice questions based test.

MCQs on Current Electricity Quiz PDF Download Worksheets 1

MCQ. Substances that have constant resistance over wide range of voltages are

  1. ohmic
  2. non ohmic
  3. resistive
  4. non resistive

A

MCQ. A resistor having resistance 6.2Ω is connected across a battery of 5 V by means of a wire of negotiable resistance. Current passes through the resistor is 0.4 A. The total power produced by the battery is

  1. 2 W
  2. 3 W
  3. 5 W
  4. 6 W

A

MCQ. As compare to short wires, long wires have

  1. more resistance
  2. no resistance
  3. less resistance
  4. same resistance

A

MCQ. The device that disconnects the supply automatically if current exceeds the normal value is known as

  1. circuit breaker
  2. fuse
  3. cable
  4. capacitor

A

MCQ. As per Ohm's law, V (potential difference) is equal to

  1. I(current)×R(resistance of the conductors)
  2. I(current)/R(resistance of the conductors)
  3. R(resistance of the conductors)/I(current)
  4. I(current) + R(resistance of the conductors)

A