Class 7 Courses

Chapter 6: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 6

Electrical Circuits and Electric Currents Trivia Questions & Answers PDF Download - 36

The Electrical circuits and electric currents Trivia Questions and Answers PDF (electrical circuits and electric currents Quiz Answers PDF e-Book) download Ch. 6-36 to study Grade 7 Science Course. Practice Chemical Effect of Electric Current MCQ PDF, Electrical Circuits and Electric Currents Quiz Questions and Answers to study online classes courses. The Electrical Circuits and Electric Currents Trivia App Download: Free certification app for chemical effect of electric current, resistors, electricity billing, uses of electromagnets, electric resistance test prep for online courses.

The Quiz: The most common process for manufacturing products from salt solution is; "Electrical Circuits and Electric Currents" App APK Download with answers: Evaporation; Distillation; Electrolysis; Thermal decomposition; to study online classes courses. Practice Chemical Effect of Electric Current MCQ Questions, download Kindle eBook (Free Sample) for online courses.

Electrical Circuits and Electric Currents Test Questions and Answers PDF Download: MCQ 36

MCQ 176:

The most common process for manufacturing products from salt solution is

  1. distillation
  2. evaporation
  3. electrolysis
  4. thermal decomposition
MCQ 177:

To reduce the flow of current in an electric circuit and to avoid the danger of overheating resistor is used in a circuit which is called

  1. variable resistor
  2. thermistor
  3. transistor
  4. fixed resistor
MCQ 178:

In 1 minute, a 500W toaster consumes five times more energy than a

  1. 200W kettle
  2. 1000W iron
  3. 100W bulb
  4. 25W LED bulb
MCQ 179:

When switch is closed, the magnet pulls out the

  1. splinter from eye
  2. eyeball
  3. lens of the eye
  4. retina
MCQ 180:

Bulbs give off electrical energy in the form of

  1. heat energy only
  2. light energy only
  3. heat and light energy
  4. magnetic energy

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Electrical Circuits and Electric Currents App (Android & iOS)

Electrical Circuits and Electric Currents App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (iOS & Android)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (iOS & Android)