Mechanical Properties of Fluids questions
539 published questions with worked solutions.
- The volume of a sealed packet is 1 litre and its mass is 800 g. The packet is first put inside water with density 1 g cm ^ -3 and...
- A sphere of volume V is made of a material with lower density than water. While on Earth, it floats on water with its volume f_1V...
- An iron nail sinks in water whereas an iron ship floats. Which of the following statements is correct in this regard ? 1. Average...
- When a solid body is partially or completely immersed in a fluid, the fluid exerts an upward force on the body. The magnitude of...
- Which one of the following statements about surface tension is correct ?
- A body sinks in water when
- While pouring water slowly from a jug, a general observation is that a water layer usually flows along the side of the jug. Which...
- A train with cross-sectional area S_t is moving with speed v_t inside a long tunnel of cross-sectional area S_0 (S_0 = 4S_t)....
- A hot air balloon is carrying some passengers, and a few sandbags of mass 1 kg each so that its total mass is 480 kg. Its...
- A bubble has surface tension S. The ideal gas inside the bubble has ratio of specific heats = 5 3 . The bubble is exposed to the...
- A spherical soap bubble inside an air chamber at pressure P_0 = 10^5 Pa has a certain radius so that the excess pressure inside...
- A spherical soap bubble of radius 3 cm is formed inside another spherical soap bubble of radius 6 cm. If the internal pressure of...
- The velocity of a small ball of mass 'm' and density d_ 1 , when dropped in a container filled with glycerine, becomes constant...
- A pressure-pump has a horizontal tube of cross sectional area 10 cm^ 2 for the outflow of water at a speed of 20 m/s. The force...
- The diameter of an air bubble which was initially 2 mm, rises steadily through a solution of density 1750 kg m^ -3 at the rate of...
- A water drop of radius 1 m falls in a situation where the effect of buoyant force is negligible. Co-efficient of viscosity of air...
- A liquid of density 750 kgm^ -3 flows smoothly through a horizontal pipe that tapers in cross-sectional area from A_ 1 = 1.2 10^...
- A water drop of diameter 2 cm is broken into 64 equal droplets. The surface tension of water is 0.075 N/m. In this process the...
- The velocity of a small ball of mass 0.3 g and density 8 g/cc when dropped in a container filled with glycerine becomes constant...
- Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) :...
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