(a) Its temperature will increase (b) Its temperature will decrease (c) Its temperature will remain constant (d) None of these...
11. Water rises upto 10 cm height in a long capillary tube. If this tube is immersed in water so that the height above the water surface is only 8 cm, then
(a) Water flows out continuously from the upper end (b) Water rises upto upper end and forms a spherical surface...
10. When a capillary is dipped in water, water rises to a height h . If the length of the capillary is made less than h , then
(a) The water will come out (b) The water will not come out (c) The water will not rise (d) ...
31. When a drop of water is dropped on oil surface, then
(a) It will mix up with oil (b) It spreads in the form of a film (c) It will deform...
121. A solid sphere (mass 2 M) and a thin hollow spherical shell (mass M) both of the same size, roll down an inclined plane, then
(a) Solid sphere will reach the bottom first (b) Hollow spherical shell will reach the bottom first (c) Both will...