Physics
If we want to calculate the pressure of a liquid at the bottom of a vessel, the quantity which is not required to determine it, is

Density of the liquid
Acceleration due to gravity at the bottom of the vessel
Height of the liquid column
Surface area of the bottom of the vessel

ANSWER DOWNLOAD EXAMIANS APP

Physics
A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps

The ball will travel towards the center of the circle and fall down
It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
It will fall down at the same place where the string breaks
None of these

ANSWER DOWNLOAD EXAMIANS APP