Advertisements
Advertisements
प्रश्न
Complete the following result:
Density in kg m-3 = ______ x density in g cm-3
Advertisements
उत्तर
Density in kg m-3 = 1000 x density in g cm-3
APPEARS IN
संबंधित प्रश्न
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.
Density of water is .... ... kg m-3.
The density of copper is 8.83 g cm-3. Express it in kg m-3.
A piece of iron weighs 44.5 gf in air. If the density of iron is 8.9 × 103, find the weight of iron piece when immersed in water.
How does the density ρs of a substance determine whether a solid piece of that substance will float or sink in a given liquid ρL?
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.
A rubber ball floats on water with its 1/3rd volume outside water. What is the density of rubber?
A cork cut in the form of a cylinder floats in alcohol of density 0.8 gcm-3, such that 3/4 of its length is outside alcohol. If the total length of the cylinder is 35 cm and area of cross-section 25 cm2, calculate:
(1) density of cork
(2) wt. of cork
(3) extra force required to submerge it in alcohol
Write the SI units of Density
