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CBSE Notes for Class 8 Science chapter Chapter 14. Chemical Effects of Electric Current: Good conductors and Bad conductors, quick revision notes for Class 8 Science chapter Chapter 14. Chemical Effects of Electric Current Good conductors and Bad conductors, Chapter-wise CBSE Revision Notes, CBSE Notes PDF Free Download, CBSE One Liner Notes Class 8, Half Yearly Revision Notes, CBSE Revision Notes Class 8 Science
Get CBSE Notes for Class 8 Science Chapter Chapter 14. Chemical Effects of Electric Current: Good conductors and Bad conductors prepared by experts as per the latest NCERT syllabus and CBSE exam pattern. These concise and easy-to-understand notes cover important definitions, formulas, diagrams, and key concepts from the chapter to help students in quick revision and effective exam preparation. Whether you are studying for school tests, board exams, or competitive exams, these notes provide a reliable study resource. Designed in simple language with point-wise explanations, they save time and enhance learning efficiency. Download free PDF notes, explore solved examples, and strengthen your understanding of [Topic Name] for scoring high marks. Perfect for Class 8 students who want clear, structured, and exam-oriented notes for CBSE Science.
Conductors: All materials are conductors if the electricity current passes through them.
चालक : सभी पदार्थ चालक होते है यदि उनसे विद्युत धारा प्रवाहित होती है |
Types of conductors:
There are three types of conductors:
(i) Good conductors :
(ii) Bad conductors or Poor conductors
(iii) Super conductors
चालक के प्रकार :
चालक तीन प्रकार के होते है :
(i) सुचालक
(ii) कुचालक
(iii) अतिचालक
(i) Good conductors : The materials, which allow electric current to pass through them very easily, are called good conductors of electricity.
Examples: Copper, Iron, Alluminium etc.
(i) सुचालक : वे पदार्थ जो अपने से होकर विद्युत धारा को आसानी से गुजरने देते हैं, विद्युत के सुचालक कहलाते हैं |
उदाहरण : ताँबा, लोहा और एल्युमिनियम इत्यादि |
(ii) Bad conductors: The materials, which do not allow electric current to pass through them easily, are called poor conductors of electricity.
Examples: Wood, Led, Rubber एंड Plastics etc.
(ii) कुचालक : वे पदार्थ
जो अपने से होकर विद्युत धारा को आसानी से गुजरने नहीं देते है वे पदार्थ विद्युत के कुचालक कहलाते हैं |
उदाहरण : लकड़ी, प्लास्टिक, रबड़ और शीशा इत्यादि |
(iii) Super conductors : The materials which has zero resistivity against electric current or allow fully through them, are called super conductors of electricity.
Example: Gold and Silver etc.
(iii) अतिचालक : वे पदार्थ जो विद्युत धारा का बिल्कुल विरोध नहीं करते आसानी से गुजरने देते हैं अतिचालक कहलाते है |
जैसे - सोना और चाँदी इत्यादि |
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Ace your exams with CBSE Notes for Class 8 Science chapter Chapter 14. Chemical Effects of Electric Current: Good conductors and Bad conductors. These notes provide a clear explanation of important concepts, formulas, diagrams, and solved examples from the NCERT syllabus. Specially designed for Class 8 students, the notes are structured in a simple, point-wise manner to make revision quick and effective. Whether you are preparing for school tests, board exams, or competitive exams, these Science notes will boost your confidence and save valuable study time. You can also download Science class 8 chapter Chapter 14. Chemical Effects of Electric Current free PDF notes for offline learning. With easy-to-grasp language, exam tips, and well-organized content, these CBSE Science notes on chapter Chapter 14. Chemical Effects of Electric Current – Good conductors and Bad conductors are the perfect study companion for scoring high marks and mastering the subject.
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