Advertisements
Advertisements
Question
Write the density of water at 4°C in S.I. unit .
Advertisements
Solution
Density of water at 4°C in S.I. units is 1000 kgm-3.
RELATED QUESTIONS
Assuming the density of air to be 1.295 kg m-3, find the fall in barometric height in mm of Hg at a height of 107 m above the sea level. Take density of mercury = 13.6 × 103 kg m-3.
A body held completely immersed inside a liquid experiences two forces:
(i) F1, the force due to gravity and
(ii) F2, the buoyant force.
Draw a diagram showing the direction of these forces acting on the body and state the condition when the body will float or sink.
Complete the following sentence :
An empty tin container with its mouth closed has an average density equal to that of a liquid. The container is taken 2 m below the surface of that liquid and is left there. Then the container will ____________ .
'The density of iron is 7800 kg m-3'. What do you understand by this statement?
Explain why an iron nail floats on mercury, but it sinks in water.
Hint : Density of iron is less than that of mercury, but more than that of water.
What can you say about the average density of a ship floating on water in relation to the density of water?
Explain the following :
A balloon filled with hydrogen rises to a certain height and then stops rising further.
When a piece of ice floating in water melts, the level of water inside the glass remains same. Explain.
Write the SI units of Relative density
If 2/3rds of a piece of wood submerges in water and 3/4ths of the same piece of wood submerges in oil. Find the density of the oil.
