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Define atmospheric pressure diving suits. Does a diving suit create buoyancy? - Physics

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प्रश्न

Define atmospheric pressure diving suits. Does a diving suit create buoyancy?

एक पंक्ति में उत्तर
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उत्तर

A atmospheric pressure diving suit is a garment or device designed to protect a diver from the underwater environment. Yes, diving suits create buoyancy.

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अध्याय 4: Fluids - Exercise 3 [पृष्ठ १७७]

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फ्रैंक Physics [English] Class 9 ICSE
अध्याय 4 Fluids
Exercise 3 | Q 21 | पृष्ठ १७७

संबंधित प्रश्न

Define the term Density of a substance.


What is the law of floatation?


The density of water is 1.0 g Cm-3. The density of iron is 7.8 × 10″3 g Cm-3. The density of mercury is 13.6 g Cm-3.
Answer the following:
Will a piece of iron float or sink in mercury?


What is meant by pressure? State its S.I. unit.


Describe an experiment to show that a body immersed in a liquid appears lighter than it really is. 


Figure shows the same block of wood floating in three different liquids A, B and C of densities ρ1, ρ2  and ρ3 respectively. Which of the liquid has the highest density? Give a reason for your answer.


Pressure in a water pipe on the ground floor of a building is 100,000 Pa. Calculate the pressure in the water pipe on the first floor at a height of 3 m. [Density of water = 1000 kgm−3 ; g = 10 ms−2]


A beaker contains a liquid of density ‘ρ’ up to height ‘h’ such that ‘PA’ is atmospheric pressure and ‘g’ is the acceleration due to gravity. Answer the following questions:

  1. What is the pressure on the free surface of the liquid?
  2. What is the pressure on the base of the beaker?
  3. What is the lateral pressure at the base on the inner walls of the beaker?

The base of a cylindrical vessel measures 300 cm2. Water (density = 1000 kg m-3) is poured into it up to a depth of 6 cm. Calculate the pressure and thrust of water on the base. (g = 10 m s-2)

Most buoyant objects are those with relatively ______.

  1. high volume
  2. higher mass
  3. low density
  4. less viscosity

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