51. Which of the following is a result of Surface tension ?
52. A liquid disturbed by stirring comes to rest due to
53. A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by
54. Oil rises up the wick in a lamp because
55. An ice block with a piece of lead embeded in it floats in water. If ice melts the water level
56. The surface tension of water on adding detergent to it
57. A bottle of sodalime is grasped by the neck and swung briskly in a vertical circle, Near which portion of the bottle do the bubbles collect?
58. Which liquid is the most viscous?
59. Rain drops acquire spherical shape due to
60. The fact that two large ships travelling on close parallel courses in the same direction tend to move towards each other can be explained by
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