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Why does not the pressure of atmosphere break

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If a big drop of radius R is formed by 1000 small droplets of water, then find the radius of small

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A boulder is thrown into a deep lake. As it sinks deeper and deeper into water, does the buoyant force

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At what depth in an ocean will a tube of air have one – fourth volume it will have on reaching the surface? Given Atmospheric Pressure = 76 cm of Hg and density of Hg =

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Why is it painful to walk barefooted on a road covered with pebbles having sharp

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A liquid stands at the same level in the U – lube when at rest. If A is the area of cross section of tube and g is the acceleration due to gravity, what will be the difference in height of the liquid in the two limbs when the system is given acceleration

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Two ballons that have same weight and volume contains equal amounts of helium. One is rigid and other is free to expand as outside pressure decreases. When released, which balloon will rise

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An object floats on water with 20% of its volume above the water time. What is the density of object? Given Density of water =

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A cubical block of iron 5cm on each side is floating on mercury in a vessel:-1) What is the height of the block above mercury level?2) Water is poured into vessel so that it just covers the iron block. What is the height of the water column?Given Density of mercury = 13.6g|`cm^3` and Density of iron =

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Oil is sprinkled on sea waves to calm them.

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A drop of oil placed on the surface of water spreads out, but a drop of water placed on oil contracts.

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Water rises in a capillary tube but mercury falls in the same tube.

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What should be the pressure inside a small air bubble of 0.1mm radius situated just below the water surface? Surface tension of water =` 7.2 × 10^(-2) N`/m and atmospheric pressure = `1.013 × 10^5

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Why is a soap solution a better cleansing agent than ordinary

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If the radius of a soap bubble is r and surface tension of the soap solution is T. Keeping the temperature constant, what is the extra energy needed to double the radius of soap

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Find the work done in breaking a water drop of radius 1 mm into 1000 drops. Given the surface tension of water is `72 × 10^(-3)

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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What is the energy stored in a soap babble of diameter 4 cm, given the surface tension = 0.07

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What is the work done in splitting a drop of water of 1 mm radius into 64 droplets? Given the surface tension of water is `72 × 10^(-3)

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What is terminal velocity? What is the terminal velocity of a body in a freely falling

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What is the cause of viscosity in a fluid? How does the flow of fluid depend on

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