Mechanical Properties of Fluids questions
539 published questions with worked solutions.
- The excess pressure inside a soap bubble of radius 2 cm is 50 dyne/cm^2 . The surface tension is [MHT-CET 2019]
- 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...
- When a capillary tube of radius 'r' is immersed in water, water rises upto height 'h'. The mass of water in capillary tube is...
- Under isothermal conditions, two soap bubbles of radii 'r_1' and 'r_2' combine to form a single soap bubble of radius 'R'. The...
- When a liquid flows through a tube, the Reynold's number is 2400, the flow of liquid [MHT-CET 2019]
- The liquid meniscus in a capillary tube will be convex if the angle of contact is [MHT-CET 2019]
- A solid ball of volume 'V' is dropped in a viscous liquid. It experiences a viscous force F. If a solid ball of volume '2V' of...
- In a capillary tube of area of cross-section 'a' water rises to height 'h'. In a capillary tube of area of cross-section '4a'...
- Surface tension of soap solution is 'T'. A charged soap bubble of radius 'r' is in equilibrium with outside and inside pressure...
- A soap bubble of radius 1 cm is expanded to have double the radius. If surface tension of soap solution is 30 dyne/cm, then the...
- The upward force due to surface tension (T) in a capillary tube is balanced by downward weight of 75 10^ -4 N. If the surface...
- Pressure inside two soap bubbles A and B are 1.02 and 1.04 atmosphere respectively. The ratio of the volume of soap bubble A to...
- If 500 erg of work is done in blowing a soap bubble of radius 'r' then the additional work required to be done to blow it to a...
- A spherical ball of radius 'R' is falling through liquid of viscosity ' ' with velocity 'v'. The retarding force acting on the...
- The soap bubble in air has surface tension 0.027 Nm^ -1 . The excess pressure inside a bubble of diameter 30 mm, in SI unit is...
- In a sphere of influence, the liquid molecule at its centre is [MHT-CET 2013]
- A capillary tube of radius 'r' is immersed in water and water rises to height 'h'. The mass of water in the capillary tube is...
- According to Newton's law of viscosity, for a stream line flow, viscous force for any layer is (A = area of layer) [MHT-CET 2011]
- A number of droplets, each of radius 'r' combine to form a drop of radius 'R'. If 'T' is the surface tension, the rise in...
- If the surface area of any liquid surface is increased by 50%, then its surface tension will [MHT-CET 2007]
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