Acceleration due to gravity and its variation with altitude, depth and rotation of earth I. Expression for acceleration due to gravity: Consider earth to be a sphere of radius 'R' and mass 'Me'....
Dot or Scalar Product of Vectors Dot Product of two vectors A and B is defines as product of magnitude of the vectors and cosine of the angle between them. A•B = |A||B|CosT, Where T is the angle...