Advertisements
Advertisements
प्रश्न
Why do sea divers need special protective suit?
Advertisements
उत्तर
The sea divers need special protective suit to wear because in deep sea, the total pressure exerted on the diver's body is much more than his blood pressure. To withstand it, he/she needs to wear a special protective suit.
संबंधित प्रश्न
Name the scientist who gave he magnitude of buoyant force acting on a solid object immersed in a liquid.
The diagram given below show a body floating in three different liquids. A, B and C at different levels.
(a) In which liquid does the body experience the greatest buoyant force?
(b) Which liquid has the least density?
(c) Which liquid has the highest density?
Why does a piece of ice float on water?
How does the liquid pressure on a diver change if:
the diver moves to the greater depth
Complete the following sentence :
Pressure of a liquid at a given depth is .................. To the density of the liquid.
A body will experience minimum upthrust when it is completely immersed in :
Calculate the hydrostatic pressure exerted by water at the bottom of a beaker. Take the depth of water as 40 cm, the density of water 1000 kgm−3 and g = 9.8 ms−2.
Select the correct option:
When an object sinks in a liquid, its:
Higher Order Thinking Skill.
How does a fish manage to rise up and move down in water?
In a fluid, buoyant force exists because the pressure at the ______ of an object is greater than the pressure at the top.
