Class 7 Online Courses

Chapter 7: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 7

Electrical Circuits and Electric Currents Multiple Choice Questions (MCQ) PDF - 48

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Electrical Circuits and Electric Currents Questions & Answers PDF Download: MCQ Quiz 48

MCQ 236: The bulb glows because the filament is

A) negatively charged
B) heated up
C) positively charged
D) cooled down

MCQ 237: One method of making a strong electromagnet is to increase

A) voltage in coil
B) resistance in coil
C) number of turns in coil
D) the size of iron bar

MCQ 238: Small magnets are also used in

A) dynamos
B) plugs
C) resistors
D) fuses

MCQ 239: When the current flows one way, the magnet forces push the electromagnet and cone

A) inwards
B) forwards
C) backwards
D) outwards

MCQ 240: The larger the current, the greater the number of

A) volts
B) amperes
C) pascal
D) ohms

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Electrical Circuits and Electric Currents App (Android & iOS)

Electrical Circuits and Electric Currents App (Android & iOS)

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7th Grade Science App (Android & iOS)

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Earth Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)