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Class XI PHYSICS

🔭 Dev Classes Online Course: Class 11 Physics Syllabus 2026 | Bihar Board 📘 Course Overview: Welcome to Dev Classes Online Course, your trusted learning partner for mastering Class 11 Physics as per the latest Bihar School Examination Board (BSEB) syllabus for 2026. This course is designed to build a rock-solid foundation in Physics concepts that will not only help you score well in your board exams but also prepare you for future competitive exams like JEE, NEET, CUET, etc. 📚 What You’ll Learn: ✅ Full NCERT & Bihar Board Syllabus Coverage: Concept-wise, chapter-wise explanations in simple language Important derivations, laws, and formulas Numericals and problem-solving strategies Real-life examples for better conceptual clarity ✅ Key Units Covered: 1️⃣ Physical World and Measurement 2️⃣ Kinematics 3️⃣ Laws of Motion 4️⃣ Work, Energy and Power 5️⃣ Motion of System of Particles and Rigid Body 6️⃣ Gravitation 7️⃣ Properties of Bulk Matter 8️⃣ Thermodynamics 9️⃣ Behaviour of Perfect Gas and Kinetic Theory 🔟 Oscillations and Waves ✅ Practicals: Step-by-step guidance for experiments Observations, calculations, and viva questions Lab manual support 🎯 Key Highlights of the Course: ✔️ HD video lectures covering each topic in detail ✔️ Numerical problem-solving sessions with shortcuts and tricks ✔️ Topic-wise assignments, MCQs, and worksheets ✔️ Model test papers and previous year questions ✔️ Doubt-solving sessions and regular revision classes ✔️ Self-assessment tests to track your progress ✔️ Accessible on mobile, tablet, or laptop — learn anytime, anywhere ✔️ 100% aligned with the Bihar Board Class 11 Physics Syllabus 2026 🌟 This course is ideal for: Students who want to build strong Physics concepts from the basics Learners who aim to score 80%+ in board exams Students targeting competitive entrance exams where Physics is crucial 📲 Join Dev Classes Junior today and make Class 11 Physics your strongest subject with clear explanations, guided practice, and expert exam strategies!

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Physics Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI PHYSICS DEMO

Class XI CHEMISTRY

⚗️ Dev Classes Online Course: Class 11 Chemistry Syllabus 2026 | Bihar Board 📘 Course Overview: Welcome to Dev Classes Online Course, your reliable guide to mastering Class 11 Chemistry as per the latest Bihar School Examination Board (BSEB) syllabus for 2026. This course is designed to build a strong foundation in basic concepts of Physical, Inorganic, and Organic Chemistry — setting you up for success in your board exams and future competitive entrance tests like JEE, NEET, CUET, and more. 📚 What You’ll Learn: ✅ Full NCERT & Bihar Board Syllabus Coverage: Chapter-wise, concept-wise explanations in simple language Solved examples for numericals and derivations Key reactions, mechanisms, and equations explained step by step Reasoning-based questions and tricks to remember important trends ✅ Key Units Covered: Physical Chemistry: 1️⃣ Some Basic Concepts of Chemistry 2️⃣ Structure of Atom 3️⃣ Classification of Elements & Periodicity in Properties 4️⃣ Chemical Bonding and Molecular Structure 5️⃣ States of Matter: Gases and Liquids 6️⃣ Thermodynamics 7️⃣ Equilibrium 8️⃣ Redox Reactions Inorganic Chemistry: 9️⃣ Hydrogen 🔟 s-Block Elements (Alkali & Alkaline Earth Metals) 1️⃣1️⃣ Some p-Block Elements Organic Chemistry: 1️⃣2️⃣ Basic Principles & Techniques of Organic Chemistry 1️⃣3️⃣ Hydrocarbons 1️⃣4️⃣ Environmental Chemistry ✅ Practicals: Complete practical syllabus with clear, step-by-step explanations Observations, calculations, precautions, and viva questions Lab manual support and practice tips 🎯 Key Highlights of the Course: ✔️ HD video lectures for each topic with easy-to-understand explanations ✔️ Detailed solutions for numerical problems and derivations ✔️ Concept booster sessions and doubt-clearing classes ✔️ Topic-wise worksheets, assignments, and MCQs ✔️ Model test papers and previous year board questions ✔️ Periodic mock tests for self-assessment ✔️ 100% aligned with Bihar Board Class 11 Chemistry Syllabus 2026 ✔️ Access on mobile, tablet, or laptop — anytime, anywhere 🌟 Perfect for: Students who want to strengthen fundamentals for Class 12 Learners aiming for 80%+ marks in board exams Anyone who wants to study Chemistry in an organized, stress-free way 📲 Join Dev Classes Junior today and make Class 11 Chemistry your strongest subject with clear explanations, structured practice, and exam-focused strategies!

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Chemistry Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI CHEMISTRY DEMO

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 1

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 2

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 3

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 4

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 5

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 6

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 7

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 8

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 9

CHAPTER 1 : Some Basic Concepts of Chemistry LEC 10

Class XI MATHEMATICS

📐 Dev Classes Online Course: Class 11 Mathematics Syllabus 2026 | Bihar Board 📘 Course Overview: Welcome to Dev Classes Online Course, your trusted guide to mastering Class 11 Mathematics as per the latest Bihar School Examination Board (BSEB) syllabus for 2026. This course is thoughtfully designed to build a strong conceptual foundation in core mathematics topics that will not only help you score high in your board exams but also prepare you for competitive entrance tests like JEE, CUET, and other future studies. 📚 What You’ll Learn: ✅ Complete NCERT & Bihar Board Syllabus Coverage: Chapter-wise, concept-wise video lectures in easy-to-understand language Step-by-step solutions for examples and exercises Proven methods and shortcuts to solve complex problems Tricks for accuracy and time management in exams ✅ Key Units Covered: 1️⃣ Sets and Relations 2️⃣ Functions 3️⃣ Trigonometric Functions 4️⃣ Principle of Mathematical Induction 5️⃣ Complex Numbers and Quadratic Equations 6️⃣ Linear Inequalities 7️⃣ Permutations and Combinations 8️⃣ Binomial Theorem 9️⃣ Sequences and Series 🔟 Straight Lines and Conic Sections 1️⃣ Introduction to Three-dimensional Geometry 2️⃣ Limits and Derivatives 3️⃣ Mathematical Reasoning 4️⃣ Statistics 5️⃣ Probability 🎯 Key Highlights of the Course: ✔️ HD video lectures with step-by-step problem-solving ✔️ Topic-wise assignments, MCQs, and practice sheets ✔️ NCERT examples, extra questions, and HOTS for competitive edge ✔️ Previous year questions and model test papers ✔️ Doubt-solving sessions and live revision classes ✔️ Mock tests for self-assessment and time management ✔️ Learn anytime, anywhere — accessible on mobile, tablet, or laptop ✔️ 100% aligned with the Bihar Board Class 11 Mathematics Syllabus 2026 🌟 This course is perfect for: Students who want to build strong Maths basics for Class 12 and JEE preparation Learners aiming to score 85%+ in board exams Anyone who struggles with tricky concepts but wants clear, easy explanations 📲 Join Dev Classes Junior today and make Class 11 Mathematics your strongest subject with clear concepts, structured practice, and expert exam strategies!

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Mathematics Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI MATHEMATICS DEMO

CHAPTER 1 : Sets LEC 1

CHAPTER 1 : Sets LEC 2

CHAPTER 1 : Sets LEC 3

CHAPTER 1 : Sets LEC 4

CHAPTER 1 : Sets LEC 5

CHAPTER 1 : Sets LEC 6

CHAPTER 1 : Sets LEC 7

CHAPTER 1 : Sets LEC 8

CHAPTER 1 : Sets LEC 9

CHAPTER 1 : Sets LEC 10

Class XI BIOLOGY

🌿 Dev Classes Online Course: Class 11 Biology Syllabus 2026 | Bihar Board 📘 Course Overview: Welcome to Dev Classes Online Course, your trusted study partner for mastering Class 11 Biology as per the latest Bihar School Examination Board (BSEB) syllabus for 2026. This course is designed to strengthen your conceptual understanding and boost your confidence for board exams, as well as prepare you for entrance tests like NEET, CUET, and other competitive exams. 📚 What You’ll Learn: ✅ Complete NCERT & Bihar Board Syllabus Coverage: Detailed, chapter-wise explanations in simple language Diagrams, flowcharts, and tables to make learning easy and visual Concept-based questions and NCERT exemplar problems Important definitions, biological terms, and shortcuts to remember processes ✅ Key Units Covered: 1️⃣ Diversity in Living Organisms 2️⃣ Structural Organisation in Plants and Animals 3️⃣ Cell Structure and Function 4️⃣ Plant Physiology 5️⃣ Human Physiology ✅ Chapters Include: The Living World Biological Classification Plant Kingdom & Animal Kingdom Morphology and Anatomy of Plants Structural Organisation in Animals Cell: The Unit of Life Biomolecules Cell Cycle and Cell Division Transport in Plants Mineral Nutrition Photosynthesis and Respiration in Plants Plant Growth and Development Digestion and Absorption Breathing and Exchange of Gases Body Fluids and Circulation Excretory Products and their Elimination Locomotion and Movement Neural Control and Coordination Chemical Coordination and Integration ✅ Practicals: Step-by-step explanation of practical experiments Diagrams, observations, and viva-voce questions Lab manual support for full practical exam preparation 🎯 Key Highlights of the Course: ✔️ HD video lectures for each topic with clear, easy explanations ✔️ Important diagrams explained step by step ✔️ Chapter-wise assignments, MCQs, and practice questions ✔️ Previous year questions and board-focused sample papers ✔️ Live doubt-solving sessions and regular revision classes ✔️ Mock tests for self-assessment and progress tracking ✔️ Learn anytime, anywhere — accessible on mobile, tablet, or laptop ✔️ 100% aligned with Bihar Board Class 11 Biology Syllabus 2026 🌟 Perfect for: Students who want to build strong Biology concepts for Class 12 and NEET Learners aiming to score 85%+ in their board exams Anyone who finds diagrams, definitions, and concepts tough to memorize and wants clear guidance 📲 Join Dev Classes Junior today and make Class 11 Biology your strongest subject with conceptual clarity, structured notes, and exam-focused practice!

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Biology Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI BIOLOGY DEMO

CHAPTER 1 : The Living World LEC 1

CHAPTER 1 : The Living World LEC 2

Class XI HINDI

📚 Dev Classes Online Course: कक्षा 11 हिंदी सिलेबस 2026 | बिहार बोर्ड 📘 कोर्स का परिचय: Dev Classes Online Course आपके लिए लेकर आया है कक्षा 11 हिंदी का सम्पूर्ण ऑनलाइन कोर्स, जो बिहार विद्यालय परीक्षा समिति (BSEB) के 2026 के नवीनतम सिलेबस के अनुसार तैयार किया गया है। यह कोर्स विद्यार्थियों को गद्य, पद्य, निबंध, अपठित बोध और हिंदी व्याकरण को गहराई से समझने और बोर्ड परीक्षा में अच्छे अंक लाने में मदद करेगा। 📖 कोर्स में शामिल मुख्य भाग: ✅ गद्य खंड (Prose): पाठ्यपुस्तक के सभी अध्यायों की सरल व्याख्या महत्वपूर्ण प्रश्न-उत्तर और सारांश लेखक का जीवन परिचय और पृष्ठभूमि जानकारी ✅ पद्य खंड (Poetry): कविताओं की पंक्ति-दर-पंक्ति व्याख्या कवि परिचय और मुख्य विचार काव्य सौंदर्य, अलंकार और शैली का स्पष्टीकरण ✅ नाटक/एकांकी (यदि शामिल हों): पात्रों का विश्लेषण कथानक और संवादों की व्याख्या परीक्षा की दृष्टि से महत्वपूर्ण प्रश्न ✅ व्याकरण (Grammar): शब्द भेद, वाक्य भेद, संधि, समास उपसर्ग, प्रत्यय, पर्यायवाची, विलोम शब्द मुहावरे, लोकोक्तियाँ, अशुद्धि शोधन वाक्य संशोधन और सुधार ✅ रचनात्मक लेखन (Writing Skills): निबंध लेखन, पत्र लेखन (औपचारिक व अनौपचारिक) संवाद लेखन, रिपोर्ट लेखन अपठित गद्यांश हल करने की तकनीक प्रेस विज्ञप्ति और अनुच्छेद लेखन 🎯 कोर्स की प्रमुख विशेषताएँ: ✔️ HD वीडियो लेक्चर प्रत्येक पाठ और व्याकरण विषय के लिए ✔️ सरल भाषा में समझाई गई व्याख्या और नोट्स ✔️ चैप्टरवाइज असाइनमेंट्स और प्रैक्टिस वर्कशीट ✔️ महत्वपूर्ण प्रश्नोत्तर, पिछली परीक्षाओं के प्रश्न और मॉडल पेपर ✔️ Doubt-solving सेशन और लाइव रिवीजन क्लासेस ✔️ मोबाइल, टैब या लैपटॉप पर कहीं भी, कभी भी पढ़ने की सुविधा ✔️ 100% बिहार बोर्ड कक्षा 11 हिंदी सिलेबस 2026 के अनुसार कंटेंट 🌟 यह कोर्स किसके लिए उपयोगी है? वे छात्र जो हिंदी में 85%+ अंक प्राप्त करना चाहते हैं जो कक्षा 12 के लिए हिंदी की मजबूत नींव बनाना चाहते हैं प्रतियोगी परीक्षाओं के लिए हिंदी विषय को बेहतर बनाना चाहते हैं 📲 आज ही Dev Classes Junior से जुड़ें और अपनी कक्षा 11 हिंदी की तैयारी को बनाएं स्मार्ट, योजनाबद्ध और परीक्षा के लिए पूरी तरह तैयार!

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Hindi Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI HINDI DEMO

CHAPTER 1 : पूस की रात LEC 1

CHAPTER 1 : पूस की रात LEC 2

Class XI ENGLISH

📖 Dev Classes Online Course: Class 11 English Syllabus 2026 | Bihar Board 📘 Course Overview: Welcome to Dev Classes Online Course, your trusted companion for mastering Class 11 English as per the latest Bihar School Examination Board (BSEB) syllabus for 2026. This course is designed to help you develop strong reading, writing, and grammar skills, build confidence in language usage, and score high marks in your board exams. From prose and poetry to grammar and composition — every topic is covered with simple explanations, practical examples, and exam-focused practice! 📚 What You’ll Learn: ✅ Complete Syllabus Coverage: Chapter-wise explanation of all Prose, Poetry, and Plays Line-by-line summaries, key points, and central ideas Important question-answers, author/poet background Vocabulary building through each chapter ✅ Grammar and Language Skills: Tenses, voice, narration, clauses, determiners Sentence transformation and error correction Synonyms, antonyms, one-word substitutions, idioms & phrases ✅ Reading Comprehension: Solving unseen passages with tips and tricks Practice worksheets with MCQs and subjective questions ✅ Writing Skills: Letter writing (formal & informal) Article, report, and notice writing Speech, debate, and story writing Paragraph writing, précis and summarising techniques 🎯 Key Highlights of the Course: ✔️ HD video lectures for every chapter and grammar topic ✔️ Simple explanations with clear examples ✔️ Topic-wise practice worksheets and assignments ✔️ Previous year board questions and expected model papers ✔️ Live doubt-solving sessions and revision classes ✔️ Mock tests for self-assessment and time management ✔️ 100% aligned with the Bihar Board Class 11 English Syllabus 2026 ✔️ Accessible on mobile, tablet, or laptop — learn anytime, anywhere 🌟 Perfect for: Students aiming to build a strong base for Class 12 English Learners wanting to score 85%+ in board exams Anyone who wants to improve their language, grammar, and writing skills 📲 Join Dev Classes Junior today and make your Class 11 English preparation smart, systematic, and stress-free!

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English Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI ENGLISH DEMO

CHAPTER 1 : Animals in Prison LEC 1

Class XI URDU

📚 Dev Classes Online Course: جماعت 11 اردو نصاب 2026 | بہار بورڈ 📝 کورس کا تعارف: Dev Classes آپ کے لیے پیش کر رہا ہے کلاس 11 اردو کا مکمل آن لائن کورس جو بہار اسکول ایگزامنیشن بورڈ (BSEB) کے 2026 کے تازہ ترین نصاب کے عین مطابق ہے۔ یہ کورس آپ کو اردو زبان و ادب کی بہتر سمجھ، خوبصورت تحریر کی مہارت اور بورڈ امتحان میں زیادہ نمبر حاصل کرنے کے لیے مکمل رہنمائی فراہم کرے گا۔ 📖 کورس میں شامل اہم مضامین: ✅ نثر (Prose): سبق وار مکمل تشریح مشکل الفاظ کے معنی اور خلاصہ اہم سوالات و جوابات مصنف کا تعارف اور اہم نکات ✅ نظم (Poetry): نظموں کی سادہ اور واضح تشریح اشعار کی وضاحت، شاعر کا تعارف مرکزی خیال اور اہم سوالات ✅ افسانے و ڈرامے (اگر شامل ہوں): پلاٹ کی وضاحت اور کرداروں کا تجزیہ سبق آموز پہلو امتحانی نقطہ نظر سے اہم نکات ✅ قواعد (Grammar): اسم، ضمیر، فعل، صفت جملوں کی اقسام، واحد جمع محاورے، ضرب الامثال املا کی درستگی اور جملوں کی اصلاح ✅ تحریری مشق (Writing Skills): خط نویسی (رسمی و غیر رسمی) مضمون نویسی، خلاصہ نویسی تقریر اور رپورٹ نویسی غیر دیکھی گئی عبارت پر مشق (Unseen Passage) 🎯 کورس کی خصوصیات: ✔️ ہر سبق کی HD ویڈیو کلاسز سادہ اردو میں ✔️ سبق وار سوال و جواب، اہم خلاصے اور ورکشیٹس ✔️ پچھلے سال کے سوالات اور ماڈل پیپرز ✔️ Doubt-solving سیشنز اور Live Revision Classes ✔️ بورڈ پیٹرن پر مبنی Mock Tests ✔️ موبائل، ٹیب یا لیپ ٹاپ پر کہیں بھی، کبھی بھی رسائی ✔️ 100% بہار بورڈ جماعت 11 اردو نصاب 2026 کے مطابق 🌟 یہ کورس کن کے لیے بہترین ہے؟ طلباء جو اردو میں 85%+ نمبر لانا چاہتے ہیں وہ جو قواعد، تحریر اور زبان کو مضبوط بنانا چاہتے ہیں وہ طلباء جو Class 12 اردو کی تیاری کا مضبوط آغاز کرنا چاہتے ہیں 📲 Dev Classes Junior میں آج ہی داخلہ لیں اور اپنی جماعت 11 اردو کی تیاری کو مؤثر، منظم اور امتحان کے لیے مکمل بنائیں!

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Urdu Introduction Class | Syllabus Discussion | Study Plan, Strategy & Blueprint

CLASS XI URDU DEMO

11th SCIENCE FOUNDATION ( Full BATCH) 2025-26

📗 Class 11 Hindi Demo Video – भाषा का सौंदर्य और विषयवस्तु की समझ 📖🖋️

CBSE कक्षा 11 हिंदी डेमो वीडियो में कविता, गद्य और भाषा अभ्यास का संतुलित संयोजन है।

🎯 मुख्य बिंदु:

कबीर, तुलसीदास, मैथिलीशरण गुप्त जैसे कवियों की रचनाएँ
एकांकी, निबंध और पत्र लेखन
भाषा विज्ञान और रचना प्रक्रिया

💡 क्यों देखें?

साहित्यिक व्याख्या और परीक्षा बिंदुओं का समावेश
बोर्ड तैयारी के लिए उपयुक्त
रोचक और समझ में आने वाला प्रस्तुतिकरण

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