A survey was conducted to find whether there is any relation between the education of father and son. [A total of 190 pairs of father & son were surveyed. 100 sons has post graduate degree while remaining were only graduates), Fathers of 50% sons having post graduate degrees had post graduate degree themselves. while Fathers of only one third of remaning had post graduate degree. Tabulate the given information.
In a circular motion the force is acting perpendicular to the direction of motion at all times during the motion. As a result the velocity and acceleration if changing its direction at all points but the kinetic energy remains constant during the motion.