The lower end of a glass capillary tube is dipped in water. Water rises to a height of 9 cm. The tube is then broken at a height of 5 cm. The height of the water column and angle of contact will be

Options

A. `5cm, cos^(-1)((5)/(9))`
B. `4cm, cos^(-1)((5)/(4))`
C. `5cm, cos^(-1)((9)/(5))`
D. `5cm, cos^(-1)((6)/(7))`

Answer

A