/ By Prasanna. Question 6. Question 8. We use magnetic needle to find the effect of: Question 25. The process of depositing a layer of any desired metal on another metallic object, by means of electricity, is called ………………………, Question 10. Multiple Choice Questions (MCQs) Which of the following is an insulator? (b) Zinc (a) chromium The negative charged ions are called: Q.1. Magnetic effect . (d) none of these. A conducting wire carrying current behaves like a ………………………, Question 17. The passage of an electric current through a solution causes. (b) paper (b) coating a metal on another metal using electric current Which of the following does not conduct electricity? (b) a solution (a) istilled water Question 18. Question 10. (c) both liquids are equally conducting We have Provided Electric Current and Its Effects Class 7 Science MCQs Questions with Answers to help students understand the concept very well. Chemical Effects of Electric Current Class 8 MCQs Questions with Answers 1. (a) cations All MCQs are important for exams as well as school tests. Which categories of substance are generally good conductors? Question 16. Solution : The decomposition of liquid compound on passing an electric current through it is known as Electrolysis. LED glows when even a weak electric current flows through it. 1. 9. (a) salty water (c) Copper from CuSO4, solution (a) anode Question 4. Solving the Chemical Effects of Electric Current Multiple Choice Questions of Class 8 Science Chapter 14 MCQ can be of extreme help as you will be aware of all the concepts. Question 22. (a) cations It is found that the bulb of the tester glows brightly for liquid. 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Question 8. (d) plastic, (c) nails 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. A white it glows very dimly for liquid H. You would conclude that: 14.3 – Magnetic Effect of Electric Current. Question 20. In class 8 science chapter 14 notes, various good and bad conductors of electricity are discussed. (a) Chromium The passage of an electric current through a solution causes …………………….. effect. (c) tin (a) making plates Most liquids that conduct electricity are solutions of …………………….. and ………………………. January 7, 2019 January 9, 2019 study_rankers. Which metal is electroplated on iron for making “cans” for storing food and drinks? The process in which a chemical change takes place in a substance, when electric current is passed through it is called: (c) Lemon juice... 2. Common salt solution and acidic solution conduct electricity. Answer 5. will get deposit on electrode at negative terminal. (d) making a metal with another metal. Liquid A is a better conductor than liquid B. Addition of sodium hydroxide in distilled water makes it non-electrolyte. (c) acid NCERT Exemplar Class 8 Science Chapter 14 Chemical Effects of Electric Current. (c) distilled water (a) convert chemical current into electric (a) electrolysis MCQ , Class 8, Science . 24. (c) when no electric current flows through it Question 11. Magnetic compass connected in a circuit is used to check small current. (d) none of these. Chapter – 14 Chemical effect of electric current MCQ Test – 1 Science | Class – 8th. Chemical Effects of Electric Current - Class 8 : Notes. Class 10 Science Chapter 13 MCQ (Multiple Choice Questions) of Magnetic Effects of Electric Current. Give an example of chemical effect of the electric current. (a) Copper from positive electrode Electroplating is a method of coating a metal on another metal using electric current. Question 17. Question 11. Handles of doors are coated with …………………….. to give them lustre. (d) none of these. (c) mica (b) small electric current (b) cathode 14.2 – Heating Effect of Electric Current. Car parts, bath taps, kitchen gas burners, bicycle handlebars arc electroplated with: 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. 22. Question 1. Such materials are called bad conductors of electricity, e.g. The flow of electrons constitutes an electric current. These MCQ Questions on Electric Current and Its Effects Class 7 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Solving the Electric Current and Its Effects Multiple Choice Questions of Class 7 Science Chapter 14 MCQ can be of extreme help as you will be aware of all the concepts. (a) electrolyte Electroplating of nickel and chromium on clean iron surface is done by employing the heating effect of current. (d) measure the temperature. 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. (c) thermal conduction Users can download and print the worksheets on class 8 Science Chemical Effects of Electric Current for free. Question 4. Question 1. Question 13. (c) Copper from CuSO4, solution (c) magnetism In electroplating, the object to be electroplated is made: (a) anode (b) cathode (c) none (d) both. (c) neutrons Current is the flow of electrons. October 5, 2020. Question 3: What is electroplating? Magnetic needle is used to find the effect of small electric current. Next. (d) none of these. Rubber is a good conductor of electricity. 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. Which of the following is a good conductor of electricity: (d) none of these. on to irons (c) copper and sulphate 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. Electro-resistivity . (c) rod Question 12. The decomposition of liquid compound on passing an electric current though it is known as _ Electroplating . (b) cotton cloth Question 15. Correct Option is : 2. (d) none of these. Question 6. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. (d) none of these. Question 5. Top Kerosene is: Electrolysis occur when the electrolyte is in the …………………….. state. 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 Question 10. Examples are copper, aluminium, etc. Check the below NCERT MCQ Questions for Class 7 Science Chapter 14 Electric Current and Its Effects with Answers Pdf free download. Conventional current flows from positive to negative terminal; electronic current lows from negative to positive terminal. (b) anions (c) kerosene CBSE Class 7 - Science - CH 14 - Electric Current and Its Effects (MCQs) Electric Current and its Effects (MCQs) Why CFL is better than electric bulb? (a) when a strong electric current flows through it 7. Have a glance at the MCQ of Chapter 14 Science Class 8 and cross-check your answers during preparation. Question 2. On passing electric current through the copper sulphate solution, copper sulphate dissociates into copper and sulphate. An electrolyte is a liquid that conducts electricity. (d) any of (b) and (c), (d) any of (b) and (c) Question 7. 1. If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the …………………….. terminal of the battery. Electricity is a very powerful source of energy and can easily transform into another form of energy , which is then easily can be transmitted to various […] (a) liquid A is a better conductor than liquid B Which one of the following is the insulator: In electrolytic solutions, which of the following acts as carrier of charge? Plastics are poor conductor of electricity. Question 12. (a) salty water Adding lime water to tap water makes it: (c) nails 17. Question 5. (b) maintain a potential difference current Anions are negative charged ions. 8. These MCQs includes almost all questions from intext questions and exercises questions. You pay for: A. (a) cations (a) chromium (d) none of these. (d) none of these. (b) cathode B. Free PDF Download of CBSE Class 10 Science Chapter 13 Magnetic Effects of Electric Current Multiple Choice Questions with Answers. (c) copper and sulphate These MCQ's are extremely critical for all CBSE students to score better marks. (d) none of these. Anode is the electrode which is connected to the negative terminal of the battery. The cans, used for storing food, are made by electroplating ……………. (d) none of these. Addition of caustic soda in distilled water makes it an ………………………, Question 6. (a) rubber State whether the following statements are True or False: Question 1. 21. Which one is the conductor Nails (iron) is conductor of electricity, whereas member, paper and plastic are poor conductor, Question 19. (c) small current (a) slow electric current (b) non-electrolyte (b) orange juice Which liquid do not conduct electricity? (b) paper Materials which allow an electric current to pass through them are called ………………………. (b) tap water LED glows: Question 8. During electroplating in CuSO4 (copper sulphate) solution copper from CuSO4 solution will get deposited on electrode at negative terminal. The entire NCERT textbook questions have been solved by best teachers for you. (c) chemical effect off electricity Science Class 8 Important Questions are very helpful to score high marks in board exams. (c) a liquid that conducts electricity Electric Current: The flow of electrons in any material is termed as an electric current. (a) electrons Class 10 Science MCQs Chapter 12 Electricity. (b) Zinc ... Chemical effects of electric current are used in the working of _____ (a) Electrolytic cells (b) Galvanic cells (c) Electrochemical cells All liquids conduct electricity. Answer: The process of depositing a layer of a desired metal on any other material by means of electrolysis is called electroplating. Electric … 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz:. Class 6 Science Chapter 12 MCQ (Multiple Choice Questions) of Electricity and Circuit. Current is the flow of: Q1: The liquid will conduct electric current in a circuit when the vessel is filled with _____. Question 7. (a) copper and sulphur (b) liquid B is a better conductor than liquid A (d) none of these. (c) electrode (a) convert chemical current into electric Electroplating is a method of: (c) tin These MCQs includes all the questions from intext paragraphs and objective questions from exercises. In your city electricity costs 40 paise per kilowatt hour. (a) an electrolyte Good conductors are those conductors that allow current to pass through them. Students can solve these Chemical Effects of Electric Current Class 8 MCQs Questions with Answers and assess their … (c) ions 14.5 – Electric Bell. Electroplating is a process which is: 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. (a) magnetism in electric current (a) electrolyte Question 14. 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 9. (b) cathode CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. (d) none of these. (a) magnetic effect of electricity (d) none of these. The current which is assumed to be flowing in a circuit from positive terminal to negative, is called(a)… (a) brass The bulb glows when the electric current passes through it due to. If a switch has some sparking, we will switch it off with the help of: The substance which is conductor of electricity is: Which of the following does not conduct electricity? 14.4 – Electromagnet. (c) tin (d) none of these, (a) chromium Class 8 Chemical Effects of current Class 8 Science Home Page. Which of the following are the characteristics of an electrolyte? Kerosene is non-electrolyte. (a) liquid A is a better conductor than liquid B The …………………….. of a bulb glows when current passes through it. Pure water is good conductor of electricity. Question 2. Students can solve NCERT Class 10 Science Magnetic Effects of Electric Current Multiple Choice Questions with Answers to know their preparation level. Cotton cloth or wooden stick can be used to switch off the switch if it has some parking, Question 21. (c) wooden stick (b) slow current Electrolyte is a substance which produces ions in a solution. The process in which chemical change takes place in a substance when electric current is passed through it is called electrolysis. An electric lamp glows due to …………………….. effect of electric current. 1. Q.2. Question 14. Brass is the conductor, plastic, mica and leather are insulators. (c) It conducts charge without dissociating. A device which prevents or allow the current to flow through it, 14. In a current carrying conductor the net charge is(a) 1.6 x 10–19 coulomb (b) 6.25 x 10–18 coulomb(c) zero (d) infinite Answer Answer: (c) Explanation: In a current carrying conductor, the net charge is zero. 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) heating effect of electricity Practice with these objective questions to score more in your terminal exams or unit tests. Cations are positive charged ions. 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. 16. (a) a metal (b) plastic Question 12. Question 3. ► (d) It forms positive and negative ions. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. CBSE- Chemical Effects of Electrical Current-MCQ. Question 4: Chemical effect of electric current is also known by which term? (b) copper and oxygen (a) anode (a) brass 18. (a) electrons MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. Question 3. 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. In electric circuit, current flows due to, 25. (a) Human body (b) Graphite (c) Pure water (d) Copper. (b) whenever a weak electric current flows through it All vegetable oils are non-electrolytes. (a) electrolysis On passing electric current through the copper sulphate solution, it dissociates into copper and sulphate. For example: All metals including metal wires, copper wires, aluminium foil, etc. (c) lemon juice Which of the fallowing liquid is poor conductor: (c) lin These are some of the chemical effects of electric current. Bodies of human beings and animals are insulators of electricity. (d) none of these. (a) common salt solution MCQ Questions for Class 8 Science with Answers are prepared as per the Latest Exam Pattern. (d) leather. When electric current is passed through the copper sulphate solution, copper sulphate dissociates into: (a) anode ……………….. is deposited on Iron used in bridges and automobiles to protect it from corrosion and formation of rust. MCQ HOTS Questions Notes NCERT Solutions Sample Questions Test Question 23. Question 18. Magnetic compass connected In a circuit is used to check: (c) a liquid that conducts electricity When current flows through a conducting solution than the electrode connected to the negati’wc terminal of the battery is called : (b) Vinegar solution (b) electrodes Question 3. Access Answers to NCERT Exemplar for Class 7 Science Chapter 14- Electric Current and Its Effects Multiple Choice Questions. Electric current is measured by a device, 15. Question 4. Multiple Choice Questions (MCQ) for Chemical Effects of Electric Current - CBSE Class 8 Science on Topperlearning. (b) zinc (c) small current Good Conductors of Electricity: The materials which allow the current to pass through them are known as good conductors. (c) Manganese dioxide and powdered carbon, 12. Register online for Science tuition on Vedantu.com to … It must be noted that the world today is based in power of electricity and uses various effects of electricity. Anode is the electrode connected to the positive terminal of the battery. Distilled water do not, conduct electricity. Leather is a good conductor of electricity. When electricity is passed through a liquid, it causes a …………………….. change. Salty water, orange juice and lemon juice, all are good conductors. Distilled water is an insulator. Distilled water is free of salt. (c) no change occur When a switch is in OFF position, (i) circuit starting from positive terminal of the cell stops at the … (c) chemical effect off electricity Question 26. In battery two or more cells are connected in. (a) Sugar solution (b) electrolysis 23. Answer 2. (c) measure the current All the MCQs are helpful for the revision of chapter and doubt clearing. Which acid is present in lemon juice that acts as an electrolyte? NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz. (a) human body Paper is insulator whereas human body, acid and steel are conductors. (b) coating a metal on another metal using electric current Science worksheets for class 8 CBSE includes worksheets on Chemical Effects of Electric Current as per NCERT syllabus. Tap water is a good conductor of electricity. Science Important Questions Class 8 are given below. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. CBSE Class 8 Science - CH 14 - Chemical Effects of Electric Current (MCQs) Chemical Effects of Electric Current MCQs. (d) None of these. Question 2. A tester is used to check the conduction of electricity through two liquids, labelled A and B. (c) making plates which use electricity (d) steel. 5. Adding lime water to tap water makes it an electrolyte. (d) None of these. Current flows from …………………….. terminal to …………………….. terminal in an electric current. Electric current. Question 24. Cathode is the electrode connected to the negative terminal of the battery.

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