Mechanical Properties of Fluids questions
539 published questions with worked solutions.
- Water rises to a height of 20 mm in a capillary tube of cross-sectional area 'A'. If the area of cross-section of the tube is...
- Which one of the following statements is 'NOT' true about the angle of contact of a liquid? [MHT-CET 2020]
- A metal wire of density ' ' floats on water surface horizontally. If it is NOT to sink in water, then maximum radius of wire is...
- A liquid drop having surface energy 'E' is spread into 216 droplets of the same size. The final surface energy of the droplets is...
- A liquid drop of density ' ' is floating half immersed in a liquid of density 'd'. Diameter of the liquid drop is ( > d, g =...
- If a capillary tube of radius 1 mm is immersed in water, the mass of water rising in the capillary tube is 'm'. If the radius of...
- If the excess pressure inside a soap bubble of radius 3 mm is equal to the pressure of a water column of height 0.8 cm, then the...
- A small ball of mass 'M', radius 'R' and density ' ' moves with terminal velocity through a container filled with glycerin of...
- Two soap bubbles of radii r_1 and r_2 in vacuum collapse under isothermal conditions. The resulting bubble has radius equal to...
- Two narrow tubes of diameters 'd_1' and 'd_2' are joined together to form a U tube open at both ends. If U tube contains water,...
- 8 identical small drops of water are falling down vertically through a medium, each with terminal velocity 'V'. If they combine...
- When a liquid flows through a tube, the Reynold's number is 900, the flow of a liquid is [MHT-CET 2020]
- A square frame of each side 'L' is dipped in a soap solution and taken out. The force acting on the film formed is (T = surface...
- Water rises in a capillary tube of radius 'r' upto height 'h'. The mass of water in the capillary is 'm'. The mass of water that...
- The amount of work done in blowing a soap bubble such that its diameter increases from 'd' to 'D' is (T = surface tension of...
- A lead sphere of mass 'm' falls in a viscous liquid with terminal velocity 'V'. Another lead sphere of mass '8m' will fall...
- A certain number of spherical liquid drops of radius 'r' coalesce to form a single drop of radius 'R' and volume 'V'. If 'T' is...
- When a liquid of density ' ' flows through a tube of diameter 'd' with critical velocity 'V' then the Reynolds number is ( =...
- Due to surface tension, the excess pressure inside a smaller drop is 9 units. If 27 smaller drops of same liquid combine then the...
- Two glass plates of area 10^ -2 m^2 have 0.05 mm thick water film between them. The surface tension of water is 70 10^ -3 N/m....
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