1.
If a person can throw a stone to maximum height of metre vertically, then the maximum distance through which it can be thrown horizontally by the same person is
2.
A pendulum bob on a string is displaced from the vertical and then released. What is the speed of the bob as it passes through the lowest point in its path
3.
A wheel is subjected to uniform angular acceleration about its axis. Initially its angular velocity is zero. In the first , it rotates through an angle . In the next , it rotates through an additional angle .
The ratio of is