Module 1 : A Crash Course in Vectors
Lecture 1 : Scalar And Vector Fields
 
   Recap
    In this lecture you have learnt the following
A field is a quantity that can be specified at every point in a certain region of space. A field ay be a scalar or a
  vector.
An area element can be regarded as a vector because in addition to having a magnitude a direction can be
  associated with it. The direction is conventionally chosen as the outward normal to the area element.
Expressions for scalar and vector triple product were obtained.
While a vector like displacement does not depend on the origin of coordinate system, position vector depends on
  the origin. The transformation properties of a position vector under rotation of coordinate system was studied.
 

 

 

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