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प्रश्न
Equal volumes of the two different substances have equal masses.
विकल्प
True
False
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उत्तर
False.
Equal volumes of the two different substances have different masses.
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संबंधित प्रश्न
Relative density of water is 1.0.
When a body is immersed in a liquid, the buoyant force experienced by the body is equal to the volume of the liquid displaced by it.
Match the following :
| Column A | Column B | ||
| (a) | kg `m^-3` | (i) | relative density |
| (b) | no unit | (ii) | sinks in alcohol |
| (c) | relative density | (iii) | floats on water |
| (d) | iron | (iv) | density |
| (e) | wood | (v) | density bottle |
A density bottle has a marking 25 ml on it. It means that:
The correct statement is
It is easier to swim in sea water than in river water. Explain the reason.
Icebergs floating on sea water are dangerous for ships. Explain the reason.
The density of aluminium is 2.7 g cm3. Express it in kg m−3.
Calculate the volume of wood of mass 6000 kg if the density of wood is 0.8 g Cm-3
From the following observations, calculate the density and relative density of a brine solution.
Mass of empty density bottle = 22 g
Mass of bottle + water = 50 g
Mass of bottle + brine solution = 54 g
