Electrical Circuits and Electric Currents MCQ App Download | Class 7 Science MCQ e-Book PDF | 38
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Class 7 Science MCQs – Practice Test 38 (Chapter 6)

Electrical Circuits and Electric Currents Multiple Choice Questions with Answers PDF – Test 38

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Learn Electrical circuits and electric currents Multiple Choice Questions (MCQ) and Answers PDF to master biology basics. Download the Electrical Circuits and Electric Currents MCQ PDF e-Book, Ch. 6-38 to learn Class 7 Science Course. Study Resistors Multiple Choice Questions and Answers (MCQs) PDF, Electrical Circuits and Electric Currents Quiz Questions and Answers for science academic coaching online. Download the Electrical Circuits and Electric Currents App: Free Class 7 Science MCQ App to learn resistors, earth wires, series and parallel circuits, uses of electromagnets, electrical circuits and currents test prep for science virtual knowledge platforms.

Free Electrical Circuits and Electric Currents MCQ App Download (iOS & Android): "ELCB" switches off when current in the earth wire is greater than; MCQ with answers: 30 nano ampere, 30 micro ampere, 30 kilo ampere, and 30 milli ampere. Practice Resistors MCQ Questions, download Apple Book (Free Chapter) to master biology basics.

Electrical Circuits and Electric Currents MCQ with Answers PDF Download – Test 38

MCQ 186: Resistors can be connected in:

  1. parallel only
  2. series only
  3. both parallel and series
  4. none of these ways

MCQ 187: "ELCB" switches off when current in the earth wire is greater than:

  1. 30 micro ampere
  2. 30 nano ampere
  3. 30 kilo ampere
  4. 30 milli ampere

MCQ 188: If one bulb goes out in parallel circuit, the others will:

  1. stay on
  2. also turn off
  3. blow up
  4. heat up

MCQ 189: Iron bar is pulled back to its original position by:

  1. electromagnet
  2. magnet
  3. electricity
  4. spring

MCQ 190: A material which loses electrons, becomes:

  1. positively charged
  2. negatively charged
  3. neutral
  4. both positively and negatively charged

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