30. Water rises in a vertical capillary tube upto a height of 2.0 cm . If the tube is inclined at an angle of 60 degree with the vertical, then upto what length the water will rise in the tube
(a) 2.0 cm
(b) 4.0 cm
(c) 4/√3 cm
(d) 2√2 cm
Ans. b
(4)