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UNITS & MEASUREMENTS
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Lecture 1 Needs for the measurment , Units and Process of measurment , Fundamental and Derived Units
31:00
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Lecture 2 Characteristics of a standard unit , Systems of fundamental units , Mass and its units , Length and its units , Time and its units
23:00
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Lecture 3 Practical units used for measuring time, SI unit of current , temperature , luminious Intensity , Quantity of matter , Supplementary units of SI ( Radian , Steradian) Advantage of SI over other system of Units , Guideline for writing SI Units
28:00
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Lecture 4 Numerical Examples 1-10
20:00
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Lecture 5 NCERT Problems
18:00
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Lecture 6 Measurment of Length mass and time , Order of magnitude , Indeirect method for Large Distances Echo Method, LASER, RADAR, SONAR methods
24:00
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Lecture 7 Indirect Method ( Triangulation Method) for Height of an Object , Astronomical distances by Parallex Method and Copernicous method , Kepler's Law
33:00
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Lecture 8 Numerical Examples 1-12
34:00
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Lecture 9 Indirect Method for small distances , Avagadro's hypothesis, Measurment of size of molecule of oleic acid , Mass and Weight
23:00
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Lecture 10 Numerical examples 1-6
20:00
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Lecture 11 Measurment using direct reading Instruments , Meter Scale , Vernier Calliperse
32:00
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Lecture 12 Description of Screw Gauge and Spherometer , method of measurement , Zero Error
34:00
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Lecture 13 Significant Figures, Rules to define Significant Figures , Algebraic operation with significant figures
32:00
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Lecture 14 Numerical Examples 1-5 on significant figures
20:00
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Lecture 15 Numerical Examples 6-12 on significant figures and Direct measuring instruments
24:00
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Lecture 16 Theory of Errors
30:00
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Lecture 17 Absolute error , Relative error , Percentage error
26:00
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Lecture18 Propagation of errors in addition , subtraction and multiplication with numerical practice.
26:00
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Lecture 19 Propagation of Error with Division of Physical quantities , and with powers raised to physical quantities along with Numerical examples
30:00
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Launch your Graphy