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  1. S

    Perpendicular Acceleration

    when a perpendicular force acting how it can take circular path.
  2. S

    Newton's 2nd Law

    generally earth has some velocity.when it loss its path there is a chance to fll of world with out accelration.
  3. S

    Calculating equatorial velocity

    hi,friend in your equation how we have take a=g.that is for surface on earth and although 'g' is not constant at all.
  4. S

    Calculating equatorial velocity

    earth has both rectilinear and rotatory motion.but you take a=v^2/ your assumption is wrong.