Total Dissolved Solids

Duration: 4 min

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  1. Course Overview: About the Course
  2. Paper - 1 | Unit - 1 | Teaching Aptitude: Nature, Objectives & Characteristics of Teaching, Learners & Learning Process, Factors Affecting Teaching, Methods of Teaching, Teaching-Learning Aids & ICT Integration, Evaluation, Assessment & Measurement
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  9. Paper - 1 | Unit - 8 | Information and Communication Technology: MS Office Applications, Cyber Threats and Malware Attacks, Role of Internet and Web Services, Electronic Data Interchange and E-Commerce, Internet Fundamentals, Web Design & Development, Web Publishing & Hosting, Emerging Technologies, Terms & Abbreviations, Artificial Intelligence, Society, Law & Ethics, Keyboard Shortcuts, Website, Browser & Services
  10. Paper - 1 | Unit - 9 | People Development and Environment: Ecosystem, Biomes & Environmental Issues, MDG & SDG, Air Pollution, Water Pollution, Soil, Noise Pollution and Waste Management, Natural Resources, Energy & Disaster Management, Global Environmental Conventions – COP, Protocols & ISA
  11. Paper - 1 | Unit - 10 | Higher Education System: Vedic Education, Jainism & Buddhism, Ancient Universities, Pre-Independence Commissions, Post-Independence Policy, Higher Education Structure & Accreditation, Universities & Learning Programmes, Types of Education & NEP 2020
  12. Paper 2 | Unit 1 | Discrete Structures and Optimization: Propositional and Predicate Logic, Set Theory, Relations, Functions, Permutation and Combination, Probability, Graph Theory, Group Theory, Digital Systems & Boolean Basics, Boolean Expression, Boolean Minimization, Optimization
  13. Paper 2 | Unit 2 | Computer System Architecture: Logic Gates & Hardware, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Floating Point Rep, Basics of COA, Register Transfer and Microoperations, Programming the Basic Computer, Instr Formats & Modes, Control Unit Design, Pipelining, Input Output Organisation, Cache Memory Organization, Multiprocessors
  14. Paper 2 | Unit 3 | Programming Languages and Computer Graphics: Language Design, C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling, HTML Basics, XML, JavaScript-Basics, Java, Basics of Computer Graphics, 2-D Geometrical Transforms and Viewing, 3-D Object Representation, Geometric Transformations and Viewing, OOPS with C++, Java Fundamentals
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  17. Paper 2 | Unit 6 | Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  18. Paper 2 | Unit 7 | Data Structures and Algorithms: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
  19. Paper 2 | Unit 8 | Theory of Computation and Compilers: Introduction to TOC, Deterministic FA (DFA), Non-Deterministic FA, Regular Expressions, Grammar, Regular Language Properties, Moore & Mealy Machines, Pushdown Automata & CFG, Turing Machines, Complexity Theory, Intro to Compilers, Lexical Analysis, Grammar & CFG, Syntax Analysis: Top-Down, Syntax Analysis: Bottom-Up, Semantic Analysis & SDT, Intermediate Code Gen, Code Optimization, Run Time Environment
  20. Paper 2 | Unit 9 | Data Communication and 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, Hardware basics, Network Security, Mobile Technology, Cloud Computing and IoT, Cloud Computing
  21. Paper 2 | Unit 10 | Artificial Intelligence: Approaches to AI, Search Algorithms, Game Playing, Knowledge Representation, Planning, Multi Agent Systems, Fuzzy Sets, Natural Language Processing, Artificial Neural Networks, Genetic Algorithms
  22. Live Classes: NTA UGC NET 2025 Live Class
  23. Paper 1 | Full Mock Tests:
  24. Paper 2 | Full Mock Tests:
  25. Paper 1 | Previous Year Papers:
  26. Paper 2 | Previous Year Papers:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The video is a lecture on water quality parameters, focusing on the Total Dissolved Solids (TDS) meter. The instructor begins by defining a TDS meter as a handheld device that measures the concentration of dissolved solids in water, such as minerals, salts, and metals, using the principle of electrical conductivity. The on-screen text states that the TDS meter measures the electrical conductivity of water and converts it into a TDS value. The lecture also notes that the concentration of TDS in drinking water should not exceed 500mg/L. The instructor then transitions to a broader discussion of water quality parameters, listing key physical, chemical, and biological properties. The slide details that temperature affects oxygen solubility, turbidity measures cloudiness from suspended particles, conductivity measures the ability to conduct electricity (indicating dissolved ions), and TDS measures the total amount of dissolved inorganic and organic matter. The final point on the slide defines 'Solids' as including dissolved, suspended, and settleable solids. The instructor, Sheemal Bhagi, is visible throughout, using a pointer to highlight key text on the presentation slides.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with a slide defining a TDS (Total Dissolved Solids) meter, also known as a Total Dissolved Solids meter, as a handheld device used to measure the concentration of dissolved solids in a liquid, typically water. The on-screen text explains that TDS refers to the total concentration of inorganic and organic substances, including minerals, salts, metals, and ions. The slide further details that TDS meters work on the principle of electrical conductivity, measuring the water's electrical conductivity and converting it into a TDS value. A key point highlighted is that the concentration of TDS in drinking water should not exceed 500mg/L. The instructor, Sheemal Bhagi, is visible on the right, speaking and gesturing towards the text. The slide also includes a note in red text stating, 'As temperature rises, oxygen solubility drops.'

  2. 2:00 – 4:10 02:00-04:10

    The slide transitions to a new topic: 'Water quality parameters'. The text explains these are characteristics used to assess the suitability and safety of water. It categorizes key parameters into physical, chemical, and biological properties, listing temperature, pH, dissolved oxygen, turbidity, conductivity, and the presence of pollutants like bacteria and algae. The instructor then focuses on 'Physical Parameters', with the slide listing: Temperature (affects oxygen solubility), Turbidity (measures cloudiness from suspended particles), Conductivity (measures ability to conduct electricity, indicating dissolved ions), and Total Dissolved Solids (TDS) (measures total amount of dissolved inorganic and organic matter). The final bullet point defines 'Solids' as including dissolved solids, suspended solids, and settleable solids. The instructor uses a pointer to highlight the text on the slide as she explains each parameter.

The lecture provides a comprehensive overview of water quality assessment, starting with a specific instrument, the TDS meter, and its working principle based on electrical conductivity. It then broadens the scope to a list of essential water quality parameters, categorizing them into physical, chemical, and biological properties. The core of the lesson is the explanation of key physical parameters like temperature, turbidity, conductivity, and TDS, with a clear definition of what each measures. The instructor effectively uses the on-screen text as a visual aid to structure the lesson, moving from a specific measurement tool to a general framework for water quality analysis.

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