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प्रश्न
Complete the following sentence :
Pressure at all points at the same depth is ....................
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उत्तर
Pressure at all points at the same depth is the same
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संबंधित प्रश्न
What is the scientific name of the 'upward force' acting on an object immersed in a liquid?
A body floats in a liquid when its weight becomes equal to the weight of the liquid displaced by its submerged part.
A piece of wood floats on water. The buoyant force on wood will be
Complete the following sentence :
Pressure at a point inside the liquid is ...................... To its depth.
Complete the following sentence :
Two balls, one of iron and the other of aluminium experience the same upthrust when dipped completely in water if _____________ .
Two spheres A and B, each of volume 100 cm3 is placed on water (density = 1.0 g cm−3). The sphere A is made of wood of density 0.3 g cm−3 and sphere B is made of iron of density 8.9 g cm−3.
- Find:
- The weight of each sphere, and
- The upthrust on each sphere.
- Which sphere will float? Give reason.
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
Is thrust a scalar or vector quantity?
Complete the analogy.
Downward force: Weight:: Upward force offered by liquid: _____
If the buoyant force is less, the object will float.
