4. In a surface tension experiment with a capillary tube water rises upto 0.1 m. If the same experiment is repeated on an artificial satellite

(a)   0.1 m                                         (b)  0.2 m (c)   0.98 m (d)  Full length of the capillary tube Ans. (d)   In the satellite, the weight of the liquid column is zero. So the liquid will rise up to the top of the …