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प्रश्न
Define the term relative density of a substance.
उत्तर
RELATIVE DENSITY: “is the ratio of the density of a substance to the density of water at 4° C.”
Or
RELATIVE DENSITY “is the ratio of the mass of the substance to the mass of an equal volume of water at 4° C.”
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संबंधित प्रश्न
Which of the following will sink or float on water? (Density of water = 1 g Cm-3)
(a) body A having density of 500 kg m-3
What is the law of floatation?
Why does it happen?
A ship dips to a larger depth in fresh water as compared to marine water.
What physical quantity is measured in bar?
A piece of wood if left under water comes to the surface. Explain the reason.
It is easier to lift a heavy stone under water than in air. Explain.
Select the correct option:
The phenomenon due to which a solid experiences upward force when immersed in water is called:
Select the correct option:
When an object sinks in a liquid, its:
Consider the statement given below and choose the correct option.
Assertion: Water strider slides easily on the surface of the water.
Reason: Water strider experiences less buoyant force.
Most buoyant objects are those with relatively ______.
- high volume
- higher mass
- low density
- less viscosity
