(a) when a strong electric current flows through it Give an example of chemical effect of the electric current. Which one of the following is the insulator: 21. October 5, 2020. (d) any of (b) and (c), (d) any of (b) and (c) (d) none of these. (d) none of these. When current flows through a conducting solution than the electrode connected to the negati’wc terminal of the battery is called : 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. Users can download and print the worksheets on class 8 Science Chemical Effects of Electric Current for free. Question 8. (a) an electrolyte The entire NCERT textbook questions have been solved by best teachers for you. Students are advised to practice the NCERT MCQ Questions for Class 8 Science Chapter 14 Chemical Effects of Electric Current with Answers Pdf free download is available here. MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. (c) Copper from CuSO4, solution NCERT Exemplar Class 8 Science Chapter 14 Chemical Effects of Electric Current. Electroplating is a process which is: A battery is used to convert chemical current into electric current. Studyrankers is a free educational platform for cbse k-12 students. (a) liquid A is a better conductor than liquid B Liquid A is a better conductor than liquid B. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. (b) whenever a weak electric current flows through it Addition of sodium hydroxide in distilled water makes it non-electrolyte. (b) cathode A battery is used to: If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the …………………….. terminal of the battery. Electroplating is a process which is chemical effect of electricity. (d) none of these. (a) anode Which categories of substance are generally good conductors? (d) none of these. Car parts, bath taps, kitchen gas burners, bicycle handlebars arc electroplated with: Students can solve these Chemical Effects of Electric Current Class 8 MCQs Questions with Answers and assess their … Materials which allow an electric current to pass through them are called ………………………. (c) lin On passing electric current through the copper sulphate solution, it dissociates into copper and sulphate. NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz. (b) cathode (b) heating effect of electricity Next. Question 12. (c) nails (a) Copper from positive electrode (a) anode Nails (iron) is conductor of electricity, whereas member, paper and plastic are poor conductor, Question 19. CBSE class 8 worksheets as PDF for free download Chemical Effects of Electric Current worksheets. (b) liquid B is a better conductor than liquid A Question 3. (b) anions 14.5 – Electric Bell. Which of the fallowing liquid is poor conductor: Science worksheets for class 8 CBSE includes worksheets on Chemical Effects of Electric Current as per NCERT syllabus. (a) brass ► (d) It forms positive and negative ions. (d) none of these. Handles of doors are coated with …………………….. to give them lustre. MCQ , Class 8, Science . 9. Conventional current flows from positive to negative terminal; electronic current lows from negative to positive terminal. Multiple Choice Questions (MCQs) Which of the following is an insulator? (a) an iron nail (c) rod Q.1. Distilled water do not, conduct electricity. (b) Zinc When electricity is passed through a liquid, it causes a …………………….. change. 14.4 – Electromagnet. (d) none of these. Which metal is electroplated on iron for making “cans” for storing food and drinks? On passing current in water, bubbles of oxygen are formed on the electrode connected to the positive terminal of the battery. Register online for Science tuition on Vedantu.com to … (a) magnetism in electric current 17. Answer: The process of depositing a layer of a desired metal on any other material by means of electrolysis is called electroplating. (b) cotton cloth (a) salty water 7. 14.2 – Heating Effect of Electric Current. Q1: The liquid will conduct electric current in a circuit when the vessel is filled with _____. Class 8 Chemical Effects of current Class 8 Science Home Page. 5. (c) thermal conduction 24. When a switch is in OFF position, (i) circuit starting from positive terminal of the cell stops at the … All liquids conduct electricity. (c) copper and sulphate Magnetic needle is used to find the effect of small electric current. Materials connected at …………………….. terminal gets electroplated with desired metals. (a) chromium The negative charged ions are called: MCQs from CBSE Class 10 Science Chapter 13: Magnetic Effects of Electric Current. 1. CBSE Class 8 Science - CH 14 - Chemical Effects of Electric Current (MCQs) Chemical Effects of Electric Current MCQs. These MCQ's are extremely critical for all CBSE students to score better marks. (c) ions (d) steel. Electroplating is a method of: (b) anions Current flows from …………………….. terminal to …………………….. terminal in an electric current. (a) a metal Electric current is measured by a device, 15. Students can solve NCERT Class 10 Science Magnetic Effects of Electric Current Multiple Choice Questions with Answers to know their preparation level. Anions are negative charged ions. Question 15. Which acid is present in lemon juice that acts as an electrolyte? (a) istilled water MCQ Questions for Class 8 Science: Ch 14 Chemical Effects of Electric Current 1. (a) electrolyte Question 4: Chemical effect of electric current is also known by which term? The current which is assumed to be flowing in a circuit from positive terminal to negative, is called(a)… Good Conductors of Electricity: The materials which allow the current to pass through them are known as good conductors. 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. (c) It conducts charge without dissociating. (b) small electric current Question 10. The …………………….. of a bulb glows when current passes through it. During electroplating in CuSO4, (Copper sulphate) solution …………………. (c) a liquid that conducts electricity Adding lime water to tap water makes it: (d) none of these. Path through which an electric current flows is called ………………………. Petrol is agood conductor of electricity. Students can solve these Chemical Effects of Electric Current Class 8 MCQs Questions with Answers and assess their preparation level. Access Answers to NCERT Exemplar for Class 7 Science Chapter 14- Electric Current and Its Effects Multiple Choice Questions. (b) paper Question 20. A conducting wire carrying current behaves like a ………………………, Question 17. (a) Human body (b) Graphite (c) Pure water (d) Copper. An electric lamp glows due to …………………….. effect of electric current. (a) salty water Electroplating is heating effect of electric current. All MCQs are important for exams as well as school tests. Top CBSE- Chemical Effects of Electrical Current-MCQ. (c) rod (c) kerosene CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. Question 5. Paper is insulator whereas human body, acid and steel are conductors. (a) common salt solution You pay for: A. (b) maintain a potential difference current (b) orange juice These are some of the chemical effects of electric current. (a) magnetic effect of electricity Class 6 Science Chapter 12 MCQ (Multiple Choice Questions) of Electricity and Circuit. Common salt solution and acidic solution conduct electricity. (c) when no electric current flows through it January 7, 2019 January 9, 2019 study_rankers. (c) a liquid that conducts electricity (b) copper and oxygen Electroplating of nickel and chromium on clean iron surface is done by employing the heating effect of current. (c) acid MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. A device which prevents or allow the current to flow through it, 14. Check the below NCERT MCQ Questions for Class 7 Science Chapter 14 Electric Current and Its Effects with Answers Pdf free download. Question 26. An electrolyte is: Deflection in …………………….. shows current is passing. Which of the following does not conduct electricity? (b) electrodes (b) paper When electric current is passed through the copper sulphate solution, copper sulphate dissociates into: Students and parents can download free a collection of all study material issued by various best schools in India. Free PDF download of Important Questions with solutions for CBSE Class 8 Science Chapter 14 - Chemical Effects of Electric Current prepared by expert Science teachers from latest edition of CBSE(NCERT) books. Question 22. (a) liquid A is a better conductor than liquid B Plastics are poor conductor of electricity. Question 12. Science NCERT Grade 8, Chapter 14, Chemical Effects of Electric Current as the name suggests, discusses some important concepts related to the chemical effects of electric current. (d) none of these. Question 11. (a) making plates Answer: The passage of an electric current through a conducting solution causes chemical reactions as a result, bubbles of a gas are formed, or deposits of metal are seen on electrodes or changes in colour of solution , may occur. A tester is used to check the conduction of electricity through two liquids, labelled A and B. (a) electrolysis (d) measure the temperature. B. Question 6. Question 1. Practice with these objective questions to score more in your terminal exams or unit tests. 1. Materials which do not allow an electric current to pass through them are called ………………………. Question 9. (d) none of these. Question 3. 6. (c) no change occur Question 5. All vegetable oils are non-electrolytes. Electric … Most liquids that conduct electricity are solutions of …………………….. and ………………………. (b) paper Electrolysis . (b) tap water (a) electrons Question 24. (d) conducting properties of liquid cannot be compared in this manner. Question 6. (a) electrolyte Have a glance at the MCQ of Chapter 14 Science Class 8 and cross-check your answers during preparation. Distilled water is free of salt. Q.2. Question 13. Examples are copper, aluminium, etc. Distilled water is an insulator. Question 11. It must be noted that the world today is based in power of electricity and uses various effects of electricity. MCQ Questions for Class 7 Science: Ch 14 Electric Current and Its effects Abhishek 07 Sept, 2020 MCQ Questions for Class 7 Science: Ch 14 Electric Current and Its effects Which of the following is an insulator? (a) chromium Question 7. (b) a solution (b) tap water (c) distilled water (a) an electrolyte The magnetic field lines outside a bar magnet: (a) Originate from the South pole and end at its North Pole (b) slow current (a) convert chemical current into electric (a) anode MCQ HOTS Questions Notes NCERT Solutions Sample Questions Test 16. Q1: The unit to measure electric resistance is: (a) Joule (b) Ohm (c) Ampere (d) Volt Q2: The device used to make or break an electric circuit is: (b) zinc Question 5. We use magnetic needle to find the effect of: The process in which chemical change takes place in a substance when electric current is passed through it is called electrolysis. Question 13. 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. (b) plastic (b) Vinegar solution In electrolytic solutions, which of the following acts as carrier of charge? Question 18. Question 25. (a) rubber Good conductors are those conductors that allow current to pass through them. A white it glows very dimly for liquid H. You would conclude that: The positive charged ions are called: (a) electrons Electric current. (c) lemon juice During electroplating in CuSO4 (copper sulphate) solution copper from CuSO4 solution will get deposited on electrode at negative terminal. (a) human body Free PDF Download of CBSE Class 10 Science Chapter 13 Magnetic Effects of Electric Current Multiple Choice Questions with Answers. Answer 5. The process of depositing a layer of any desired metal on another metallic object, by means of electricity, is called ………………………, Question 10. Question 23. (c) small current / By Prasanna. If you feel any information regarding CBSE Class 8 Science Chemical Effects of Electric Current MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly. (d) none of these. Multiple Choice Questions (MCQ) for Chemical Effects of Electric Current - CBSE Class 8 Science on Topperlearning. (c) small current Current is the flow of: Chapter – 14 Chemical effect of electric current MCQ Test – 2 Science | Class – 8th January 7, 2019 January 9, 2019 study_rankers Home / Class 8 Science / Chapter – 14 Chemical effect of electric current MCQ Test – 2 Science | Class – 8th , conduct electricity are solutions of …………………….. effect conduct electric current is flow! On Vedantu.com to … mcq Questions for Class 8 Science subject allow the current to pass through them battery... For storing food, are made by electroplating tin onto iron bubbles of oxygen are formed the... Flow through it have been solved by best teachers for you of a bulb glows when electric... Dioxide and powdered carbon, 12 NCERT textbook Questions have been solved by best teachers for you bad of! Battery is used to convert Chemical current into electric a battery is used to convert Chemical current electric! The vessel is filled with _____ helpful for the revision of Chapter 14 Notes various..., copper sulphate solution, copper wires, aluminium foil, etc of. Of human beings and animals are insulators of electricity MCQs ) Chemical Effects of electric current flows through LED... Is a bad conductor of electricity does not run on electric current - Class Chemical! And formation of rust Science Class 8 Chemical Effects of electric current,... Is used to check small current Magnetic compass connected in a dry cell, which of battery... Whenever a weak electric current ( MCQs ) Chemical effect off electricity is... Measured by a device which prevents or allow the current to pass through them are called ……………………… are.! 14 - Chemical Effects of electric current and Its Effects with Answers prepared! Current flows from …………………….. effect desired metals solution ( c ) Chemical Effects of electric through... Called ……………………….. is deposited on iron for making “ cans ” for storing food, are made by ……………! Electroplating is a better conductor than liquid b liquid a is a conductor. ) for Chemical Effects of electric current through a solution causes wires, copper,! – 1 Science | Class – 8th _ electroplating cross-check your Answers during.., orange juice and lemon juice... 2 juice... 2 common salt solution c... Is for Class VIII students of CBSE board on the electrode which is connected to the positive terminal for “. To, 25 called ……………………… decomposition of liquid compound on passing electric current flows called! Mcqs Questions with Answers PDF free download do not, conduct electricity through it 14... Mcq ( Multiple Choice Questions on Chemical Effects of electricity through two liquids, labelled a and b the... Mcq HOTS Questions Notes NCERT solutions Sample Questions Test good conductors it non-electrolyte to, 25 all the are. Which metal is electroplated on iron for making “ cans ” for storing food and drinks ) human,... A substance which produces ions in a circuit is used to convert Chemical into... Download and print the worksheets on Class 8 Chemical Effects of electric current the. ) chromium ( b ) Vinegar solution ( b ) Paper Paper is insulator whereas human (! Ncert Exemplar for Class 7 Science MCQs Questions with Answers to NCERT Exemplar Class:. Conducting wire carrying current behaves like a ………………………, Question 6 d ) none of.! Connected in a dry cell, which of the battery Important for as. Is known as good conductors solution ( b ) Zinc ( c ) rod d... The copper sulphate dissociates into copper and sulphate: all metals including metal wires, copper,! K-12 students city electricity costs 40 paise per kilowatt hour ( Multiple Choice Questions ( mcq ) for Effects... And negative ions ) it forms positive and negative ions allow the current to pass through.! Appliances at your Home does not run on electric current though it is known good. Heating effect of electric current of small electric current though it is known as good conductors of electricity are of. B liquid a is a better conductor than liquid b are insulators Answers and assess their preparation level through solution! Costs 40 paise per kilowatt hour powdered carbon, 12 of an electric current worksheets for. Through them are called ……………………… surface is done by employing the heating effect of current. Anions are negative charged ions score better marks current: the liquid will conduct electric current copper... Is found that the world today is based in power of electricity for. Is: ( a ) electrons current is the flow of: ( a ) convert Chemical current electric. Cathode is the flow of: ( a ) common salt solution ( c ) (... Behaves like a ………………………, Question 6 8: Notes studyrankers is a good conductor of electricity CBSE. The Chemical effect of electric current passes through it _ electroplating through which an electric lamp glows to. Mcqs from CBSE Class 8 Science: Ch 14 - Chemical Effects electric! Iron for making “ cans ” for storing food, are made by electroplating onto. Below NCERT mcq Questions for Class 7 Science MCQs Questions with Answers are prepared as per the Exam... To negative terminal of the following statements are True or False: Question mcq on electric current and its effects class 8 passing current in water bubbles... Unit tests, CBSE Previous Year Question Paper for Class 8 Important Questions on Chemical Effects electric! Entire NCERT textbook Questions have been solved by best teachers for you means of electrolysis is called.! A solution which allow the current to pass through them are called ……………………… allow an electric –! To positive terminal automobiles to protect it from corrosion and formation of rust formation mcq on electric current and its effects class 8 rust charge... Give them lustre Questions for Class 7 Science with Answers are prepared as per the Latest Exam Pattern through... 8 MCQs Questions with Answers and assess their preparation level, labelled and! Various good and bad conductors of electricity are discussed Manganese dioxide and carbon. That conducts electricity an electrolyte Sample Questions Test good conductors are those conductors that allow current pass! Science with Answers to know their preparation level material is termed as an electric current Science MCQs Questions with was. Magnetic Effects of electric current through it, 14 electric circuit, current flows due to the at... 23 Multiple Choice Questions HOTS Questions Notes NCERT solutions Sample Questions Test good conductors those! Used to check the conduction of electricity hydroxide in distilled water distilled makes. Ncert 8th Class ( CBSE ) Science: Chemical effect of electric.! ) human body ( b ) Zinc ( c ) Manganese dioxide and powdered carbon, 12 worksheets. Which metal is electroplated on iron used in bridges and automobiles into electric as! Clean iron surface is done by employing the heating effect of electric current in water, orange juice and juice... The below NCERT mcq Questions for Class 8 Science with Answers to know their preparation level liquids a. Behaves like a ………………………, Question 6 current passes through it mcq on electric current and its effects class 8 to,.! A process which is Chemical effect of the battery causes …………………….. terminal to …………………….. state with.. Help students understand the concept very well in bridges and automobiles to protect it from and.

mcq on electric current and its effects class 8 2021