QUESTION The radius of first Bohr orbit of hydrogen atom is 0.529 A. Calculate the radii of (i) the third orbit of He+ ion and (ii) the second orbit of Li2+ ion. ANSWER
Acceleration due to gravity and its variation with altitude, depth and rotation of the earth I. Expression for acceleration due to gravity: Consider earth to be a sphere of radius 'R' and mass 'Me'....
Lets say you are standing on a frictionless platform of ice. And you are holding a 10kg bag . You cannot walk on this platform as there is no frction , you will slide. Now lets say you want to move in...