Class 7 Online Courses

Chapter 7: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 7

Electrical Circuits and Electric Currents MCQ (Multiple Choice Questions) PDF - 34

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Electrical Circuits and Electric Currents Questions & Answers PDF Download: MCQ Quiz 34

MCQ 166: The higher the voltage, the more

A) force to each electron
B) power to each proton
C) energy to each proton
D) energy to each electron

MCQ 167: If we add a fuse of 13A in a hair drier that requires a current of 2A, the current will cause

A) overheating only
B) melting of wires
C) glowing of wires
D) a lot of damage which may result in fire

MCQ 168: Resistors are of

A) one kind
B) two kinds
C) three kinds
D) four kinds

MCQ 169: The starting point of manufacturing a product which contains sodium or chlorine is

A) sodium chloride
B) sodium metal
C) chlorine gas
D) chlorine sodiumide

MCQ 170: Wires are heated when they carry

A) electrons
B) protons
C) ions
D) photons

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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 (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)