Mechanical Properties of Fluids questions
539 published questions with worked solutions.
- A liquid drop of radius 'R' is broken into 'n' identical small droplets. The work done is [T = surface tension of the liquid]
- A fluid of density ' ' is flowing through a uniform tube of diameter 'd'. The coefficient of viscosity of the fluid is ' ', then...
- What should be the diameter of a soap bubble, in order that the excess pressure inside it is 25.6 Nm^ -2 ? [surface tension of...
- A liquid drop of radius 'R' is broken into 'n' identical small droplets. The work done is [T = surface tension of the liquid]
- Two rain drops of same radius are falling through air each with a steady speed of 5 cm/s. If the drops coalesce, the new steady...
- A capillary tube stands with its lower end dipped into liquid for which the angle of contact is 90^ . The liquid will
- A lead sphere of mass 'm' falls in viscous liquid with terminal velocity V_0. Another lead sphere of mass '8m' but of same...
- Water rises in a capillary tube of radius 'r' up to height 'h'. the mass of water in capillary is 'm'. the mass of water that...
- The work done in blowing a soap bubble of radius R is W_1 at room temperature. Now the soap solution is heated. From the heated...
- The excess pressure inside a soap bubble of radius 2 cm is 50 dyne/cm^2. The surface tension is
- A spherical solid ball of volume 'V' is made up of a material of density _1. It is falling through a liquid of density ' _2' ( _2...
- Water rises up to a height 'h_ 1 ' in a capillary tube immersed vertically in water. When this whole arrangement is taken to a...
- A spherical metal ball of radius 'r' falls through viscous liquid with velocity 'V'. Another metal ball of same material but of...
- Select the WRONG statement from the following. In a streamline flow
- A spherical drop of liquid splits into 1000 identical spherical drops. If 'E_1' is the surface energy of the original drop and...
- Consider a soap film on a rectangular frame of wire of area 3 3 cm^2. If the area of the soap film is increased to 5 5 cm^2, the...
- Determine the ratio of surface energy of 1 large drop to 1 small drop, if 1000 small drops combined to form 1 large drop.
- If work done in blowing a soap bubble of volume 'V' is W then the work done in blowing the bubble of volume 2V from same soap...
- Twenty seven droplets of water each of radius 0.1 mm merge to form a single drop then the energy released is
- Two spherical soap bubbles of radii 'a' & 'b' in vacuum coalesce under isothermal conditions. The resulting bubble has a radius...
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