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प्रश्न
The S.I. unit of density is ..........
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उत्तर
The S.I. unit of density is Kg m-3
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संबंधित प्रश्न
State whether the following statement is true or false :
The buoyant force depends on the nature of object immersed in the liquid
Fill in the blank with suitable word :
It is the................. force which makes objects appear lighter in water.
The density of brass is 8.4 g cm-3. What do you mean by this statement?
Complete the following sentence :
Pressure is .................... in all directions about a point in a liquid.
The pressure of water on the ground floor is 40,000 Pa and on the first floor is 10,000 Pa. Find the height of the first floor. (Take : density of water = 1000 kg m-3, g = 10 m s-2)
Complete the following sentence :
Two balls, one of iron and the other of aluminium experience the same upthrust when dipped completely in water if _____________ .
A metal solid cylinder tied to a thread is hanging from the hook of a spring balance. The cylinder is gradually immersed into the water contained in a jar. What changes do you expect in the readings of the spring balance? Explain your answer.
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
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.
Write the SI units of Buoyant force
