Physics 20 - PHYSICS MEMORY TRICKS

Duration: 15 min

This video lesson is available to enrolled students.

Return to /learn/BIHAR-STET-COMPUTER-SCIENCE-COMPLETE-COURSE/general-knowledge/physics/multi-topic-content-cross-concept-material/asset-physics-20-physics-memory-tricks after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About the course: About the Course
  2. Mathematical Aptitude: संख्या पद्धति / Number System, महत्तम समापवर्तक और लघुत्तम समापवर्त्य / HCF and LCM, Divisibility Rules, प्रतिशत / Percentage, अनुपात और समानुपात / Ratio and Proportion, औसत / Average, लाभ, हानि और बट्टा / Profit, Loss and Discount, समय और कार्य / Time and Work, घन क्षेत्रमिति / Solid Mensuration, साधारण और चक्रवृद्धि ब्याज / Simple and Compound Interest, समय, चाल और दूरी / Time, Speed and Distance, Age Problems, मिश्रण और एलिगेशन / Mixture and Alligation, Algebra, सरलीकरण, घातांक और करणी / Simplification, Indices and Surds, Pipe and Cistern, Trigonometry, Statistics, आँकड़ा निर्वचन / Data Interpretation, Arithmetic, समुच्चय, संबंध, फलन और विविक्त गणित / Sets, Relations, Functions and Discrete Mathematics, संख्या पद्धति और संख्या सिद्धांत / Number Systems and Number Theory, निर्देशांक ज्यामिति, सदिश और त्रिविमीय ज्यामिति / Coordinate Geometry, Vectors and 3D Geometry, बहुपद, समीकरण और सम्मिश्र संख्याएँ / Polynomials, Equations and Complex Numbers
  3. Logical Reasoning: श्रेणी / Series, कूट लेखन एवं कूट वाचन / Coding-Decoding, सादृश्यता एवं वर्गीकरण / Analogy and Classification, रक्त संबंध / Blood Relations, दिशा एवं दूरी / Direction and Distance, क्रम एवं रैंकिंग / Order and Ranking, अशाब्दिक तर्क / Non-Verbal Reasoning, बैठक व्यवस्था एवं पहेलियाँ / Seating Arrangement and Puzzles, Syllogisms, वेन आरेख, न्याय वाक्य एवं असमानता / Venn Diagrams, Syllogism and Inequalities, गणितीय संक्रियाएँ एवं लुप्त संख्या / Mathematical Operations and Missing Numbers, वर्णमाला एवं संख्या परीक्षण / Alphabet and Number Test, कथन आधारित तार्किक विवेचन / Statement-Based Reasoning, Analytical Reasoning (Counting Figures Reasoning), घन, पासा एवं आकृतियों की गिनती / Cubes, Dice and Figure Counting, कैलेंडर एवं घड़ी / Calendar and Clock, Clock
  4. General Knowledge: वैज्ञानिक उपलब्धियाँ और अनुसंधान / Scientific Achievements and Research, Chemistry, Biology, History, Geography, Polity, Indian Economy, समसामयिकी / Current Affairs, Static General Knowledge, राज्य विशेष सामान्य ज्ञान / State-Specific General Knowledge
  5. Art of Teaching: शिक्षण-अधिगम प्रक्रिया एवं कक्षा प्रबंधन / Teaching-Learning Process and Classroom Management, Learners & Learning Process, Factors Affecting Teaching, शिक्षण विधियाँ एवं उपागम / Teaching Methods and Approaches, सूक्ष्म शिक्षण एवं कक्षा संप्रेषण / Microteaching and Classroom Communication, शिक्षण सहायक सामग्री एवं शैक्षिक तकनीकी / Teaching Aids and Educational Technology, आकलन एवं मूल्यांकन / Assessment and Evaluation, शिक्षक: गुण, व्यावसायिक नैतिकता एवं विकास / Teacher: Qualities, Professional Ethics and Development, शैक्षिक नीतियाँ, अधिनियम एवं प्रशासन / Educational Policies, Acts and Administration, पाठ्यचर्या, कला एवं सह-शैक्षिक क्षेत्र / Curriculum, Arts and Co-curricular Areas, निर्देशन एवं परामर्श / Guidance and Counselling, दिव्यांग बच्चों की शिक्षा / Education of Children with Disabilities, Micro-Teaching & Teaching Skills, पाठ योजना / Lesson Planning
  6. Environmental Science: Environment
  7. Unit 1 | Digital Electronics: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation
  8. Unit 2 | COA: Basics of COA, Floating Point Rep, Cache Memory Organization, Input Output Organisation, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations, Programming the Basic Computer
  9. Unit 3 | C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  10. Unit 3 | Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  11. Unit 4 | Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
  12. Unit 5 | Operating System: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, Disc Scheduling, File Management
  13. Unit 6 | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, File Organization & Indexing, Relational Algebra, SQL, Transaction Management, Concurrency Control
  14. Unit 7 | Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer
  15. Unit 8 | Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  16. Unit 9 | Object Oriented Programming: OOPS with C++
  17. Unit 10 | Web Development: HTML Basics, CSS, JavaScript-Basics, XML, Node.js, Git & Github, PHP
  18. Unit 11 | Theory Of Computation: Introduction to TOC, Deterministic FA (DFA), Non-Deterministic FA, Regular Expressions, Grammar, Regular Language Properties, Moore & Mealy Machines, Pushdown Automata & CFG, Turing Machines
  19. Unit 12 | IoT: Emerging Tech Trends, Cloud Computing, कंप्यूटर नेटवर्क / Computer Networks
  20. Unit 13 | Artificial Intelligence: Approaches to AI, Search Algorithms, Game Playing, Knowledge Representation, Natural Language Processing, Artificial Neural Networks, Genetic Algorithms
  21. Unit 14 | E-Commerce: Electronic Data Interchange and E-Commerce, Role of Internet and Web Services, Security in Mobile and Wireless Computing, Physical Security and Cryptography Basics, Cyber Safety and Security
  22. Unit 15 | Multimedia: Multimedia
  23. Unit 16 | Python: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis, DSA using Python
  24. Full Length Mock Tests — General Paper:
  25. Full Length Mock Tests — Computer Science (Paper II):
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video presents a series of memory tricks and mnemonics to help students memorize key concepts in physics. The lecture begins with an introductory title card featuring the text 'PHYSICS MEMORY TRICKS' and a visual of hands holding a playing card. The main content is a structured list of ten topics, each explained with a mnemonic device. The topics covered include Newton's Laws, the speed of light vs. sound, convex and concave mirrors, myopia and hypermetropia, rainbow colors, the order of planets, Archimedes' Principle, escape velocity, work, power, and energy, Ohm's Law, sound speed, electromagnetic waves, light scattering, magnet poles, and the specific heat of water. For each topic, the instructor provides a simple, often humorous, phrase to remember the concept, such as 'Inertia - Force - Reaction' for Newton's laws and 'Vicky Is Busy Giving You Orange Roses' for the colors of the rainbow. The video uses a digital whiteboard format with handwritten text and diagrams, and the instructor is visible in a small window, speaking directly to the audience. The overall teaching style is practical and focused on exam preparation, emphasizing quick recall over deep theoretical understanding.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a title card against a black background. The text 'PHYSICS MEMORY TRICKS' is displayed in yellow. A pair of hands holds a white card with a red heart symbol, resembling a playing card. In the bottom right corner, a man with glasses and a beard speaks into a microphone. The logo 'KG' is visible in the bottom left. The text 'KNOWLEDGE GATE' appears and animates across the screen. The instructor begins to introduce the topic of physics memory tricks, setting the stage for a lecture on study aids.

  2. 2:00 – 5:00 02:00-05:00

    The video transitions to a digital whiteboard with a light yellow background. The first topic, '1. Three Newton's Laws', is presented. The instructor explains the mnemonic 'Inertia - Force - Reaction' (IFR) and provides the corresponding laws: 1st law → Inertia, 2nd law → Force = ma, 3rd law → Reaction. The second topic, '2. Speed of Light vs Sound', is introduced with the trick 'Lightning before Thunder', explaining that light is faster than sound. The third topic, '3. Convex vs Concave Mirror', uses the mnemonic 'Convex sees MORE, Concave shows FACE', with definitions: Convex = wider field (used in cars), Concave = magnifies (shaving mirror). The instructor writes these points on the board as he explains them.

  3. 5:00 – 10:00 05:00-10:00

    The lecture continues with the fourth topic, '4. Myopia vs Hypermetropia', using the mnemonic 'My car is Near, Hyper car is Far'. The definitions are: Myopia = can see near, not far; Hypermetropia = can see far, not near. The fifth topic, '5. Rainbow Colors (VIBGYOR)', is introduced with the trick 'Vicky Is Busy Giving You Orange Roses', which corresponds to the colors: Violet, Indigo, Blue, Green, Yellow, Orange, Red. The instructor then moves to the sixth topic, '6. Planets Order', with the mnemonic 'My Very Efficient Mother Just Served Us Noodles' for Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. The seventh topic, '7. Archimedes' Principle', uses the trick 'Push UP in liquid', with the formula 'Uphrust = Weight of displaced liquid'. The eighth topic, '8. Escape Velocity of Earth', uses the trick 'Run faster than bullet', with the values 'Bullet - 1 km/s, Escape velocity - 11 km/s'. The ninth topic, '9. Work vs Power vs Energy', uses the trick 'Work is Job, Energy is Capacity, Power is Speed', with definitions: Work → done task, Energy → ability, Power → how fast. The tenth topic, '10. Ohm's Law (V=IR)', uses the trick 'Very Important Rule', with the formula V = Voltage, I = Current, R = Resistance.

  4. 10:00 – 14:36 10:00-14:36

    The video continues with the eleventh topic, '11. Sound Speed Order', using the mnemonic 'Solid > Liquid > Gas → Stronger > Looser > Gaps', with the explanation 'More particle closeness → faster travel'. The twelfth topic, '12. X-ray, UV, Gamma', uses the trick 'X-rays See Bones, UV Kills Germs, Gamma Kills Cancer', with the application-based recall. The thirteenth topic, '13. Scattering of Light (Sky Colors)', uses the trick 'Blue Day, Red more → Blue sky', with the explanation 'Short waves scatter more → Blue sky, Long waves last longer → Red sunset'. The fourteenth topic, '14. Magnet Poles', uses the trick 'Cut magnet, get twins', with the explanation 'Any piece → always forms N-S poles'. The final topic, '15. Specific Heat of Water', uses the trick 'Water is Lazy to Heat', with the explanation 'High specific heat = takes long to heat/cool'. The instructor concludes the list, summarizing the value of these memory tricks for exam preparation.

The video presents a comprehensive and practical guide to memorizing fundamental physics concepts through a series of mnemonic devices. The teaching progression is linear and structured, moving from one topic to the next in a clear, numbered list. Each concept is paired with a simple, often humorous, phrase that links the abstract idea to a memorable image or story. This method is highly effective for rote memorization, particularly for students preparing for competitive exams where quick recall is essential. The use of a digital whiteboard allows for clear, organized presentation of the information, while the instructor's direct address creates an engaging and supportive learning environment. The overall synthesis is that these memory tricks are powerful tools for overcoming the challenge of remembering a vast amount of information, transforming a potentially daunting task into a manageable and even enjoyable one.

Loading lesson…