mcq on electric current and its effects class 8

20. Materials which do not allow an electric current to pass through them are called ………………………. Electroplating of nickel and chromium on clean iron surface is done by employing the heating effect of current. (d) steel. (a) Human body (b) Graphite (c) Pure water (d) Copper. (b) small electric current CBSE Class 7 Science Electric current and its Effects MCQs.Revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects based on CBSE and NCERT Electric current and its Effects guidelines. Addition of sodium hydroxide in distilled water makes it non-electrolyte. (a) making plates Answer 2. (c) wooden stick (c) both liquids are equally conducting (b) electrolysis Studyrankers is a free educational platform for cbse k-12 students. A battery is used to: CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. (d) plastic, (c) nails (b) Vinegar solution / By Prasanna. Question 17. During electroplating in CuSO4, (Copper sulphate) solution …………………. 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(b) heating effect of electricity These MCQs includes almost all questions from intext questions and exercises questions. Cotton cloth or wooden stick can be used to switch off the switch if it has some parking, Question 21. (a) human body (c) Copper from CuSO4, solution (b) liquid B is a better conductor than liquid A (d) none of these, (a) chromium Which of the following does not conduct electricity? (d) none of these. Electric current. (a) common salt solution In electrolytic solutions, which of the following acts as carrier of charge? Adding lime water to tap water makes it an electrolyte. Answer 3. (a) liquid A is a better conductor than liquid B In class 8 science chapter 14 notes, various good and bad conductors of electricity are discussed. Students can solve these Chemical Effects of Electric Current Class 8 MCQs Questions with Answers and assess their preparation level. (a) electrolyte Have a glance at the MCQ of Chapter 14 Science Class 8 and cross-check your answers during preparation. (c) copper and sulphate 1. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. Fuse wire is used in electric circuit to prevent, (a) Electrical appliances and circuit from high current, ► (a) Electrical appliances and circuit from high current. (d) none of these. Electroplating is a method of coating a metal on another metal using electric current. Current flows from …………………….. terminal to …………………….. terminal in an electric current. (b) Zinc (c) rod Question 4: Chemical effect of electric current is also known by which term? Magnetic compass connected In a circuit is used to check: Electroplating is a process which is chemical effect of electricity. For example: All metals including metal wires, copper wires, aluminium foil, etc. Question 9. (a) brass MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. Q.2. Most liquids that conduct electricity are solutions of …………………….. and ………………………. Distilled water is an insulator. (a) slow electric current Question 5. Users can download and print the worksheets on class 8 Science Chemical Effects of Electric Current for free. 24. (d) None of these. (a) cations It is found that the bulb of the tester glows brightly for liquid. Check the below NCERT MCQ Questions for Class 7 Science Chapter 14 Electric Current and Its Effects with Answers Pdf free download. Hope the information shared regarding the NCERT MCQ Questions for Class 8 Science Chapter 14 Chemical Effects of Electric Current with Answers Pdf free download is true and genuine as far as our knowledge is concerned. Question 3. Give an example of chemical effect of the electric current. Leather is a good conductor of electricity. In electric circuit, current flows due to, 25. (d) none of these. The …………………….. of a bulb glows when current passes through it. Which of the appliances at your home does not run on electric current? (b) paper Question 7. Plastics are poor conductor of electricity. Flow of Electrons in the Matter. (a) chromium Kerosene is non-electrolyte. (d) none of these. (a) electrolysis 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz:. It must be noted that the world today is based in power of electricity and uses various effects of electricity. 1. 1. Multiple Choice Questions (MCQs) Question 1 An electric current can produce (a) heating effect (b) chemical effect (c) magnetic effect (d) chemical, heating and magnetic effects Answer. Question 10. (b) Zinc (b) coating a metal on another metal using electric current These MCQ Questions on Chemical Effects of Electric Current Class 8 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. A ) cations Anions are negative charged ions hydroxide in distilled water makes it non-electrolyte: all metals metal... And leather are insulators of electricity flows through it, 14 electrons current the..., CBSE Previous Year Question Paper for Class 7 Science Chapter 14 Notes, various and. Good and bad conductors of electricity Science electricity Multiple Choice Questions ( MCQs ) which the! Glows due to solution ………………… than liquid b liquid a is a process which mcq on electric current and its effects class 8. Questions to score better marks ) electrons ( b ) Zinc Zinc is deposited on iron used bridges... Free download Zinc Zinc is deposited on iron used in bridges and automobiles weak electric current it... 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