Class 7 Science MCQs - Chapter 7

Electrical Circuits and Electric Currents MCQ with Answers PDF Download - 4

Books:

Apps:

The Book Electrical circuits and electric currents MCQ Questions and Answers PDF, electrical circuits and electric currents trivia questions, test 4 to download class 7 science online course. Solve Electrolysis MCQ PDF, electrical circuits and electric currents quiz questions and answers for online teaching certification programs. The eBook Electrical Circuits and Electric Currents Trivia App Download: electrolysis, electrolytes, magnetic effect and electric current, simple circuits, electricity billing test prep for school certificate.

The MCQ Quiz: Electrolysis is also used to purify PDF, "Electrical Circuits and Electric Currents MCQ Quiz" App APK Download with copper, sodium, silver, and potassium choices for online teaching certification programs. Practice electrolysis quiz questions, download Kindle eBook (Free Sample) for online classes.

Class 7 Science: Electrical Circuits and Electric Currents MCQ Questions PDF Download

MCQ: Electrolysis is also used to purify

A) sodium

B) copper

C) silver

D) potassium

MCQ: The electrolyte used in the purification of copper is

A) copper nitrate

B) copper chloride

C) copper sulphate

D) copper carbonate

MCQ: The strength of electromagnet can be increased by introducing a soft iron core

A) outside the coil

B) inside the coil

C) round the coil

D) above the coil

MCQ: For current to flow, the circuit should be

A) parallel

B) in series

C) complete

D) hot

MCQ: Electric companies charge for

A) energy

B) power

C) resistance

D) units

Practice MCQs: Class 7 Science Mock Tests

Physical and Chemical Changes MCQs

166 Questions

Investigating Space MCQs

257 Questions

Importance of Water MCQs

109 Questions

Forces Effects MCQs

27 Questions

Dispersion of Light MCQs

169 Questions

Reproduction in Plants MCQs

88 Questions

Download Free Apps (Android & iOS)

Download 7th Grade Science Quiz App, 8th Grade Science MCQ App, and 6th Grade Science MCQs App to install for Android & iOS devices. These Apps include complete analytics of real time attempts with interactive assessments. Download Play Store & App Store Apps & Enjoy 100% functionality with subscriptions!