Advertisements
Advertisements
प्रश्न
Write the density of water at 4°C in S.I. unit .
Advertisements
उत्तर
Density of water at 4°C in S.I. units is 1000 kgm-3.
संबंधित प्रश्न
A piece of brass weighs 175 gf in air and 150 gf when fully submerged in water. The density of water is 1.0 g cm-3.
(i) What is the volume of the brass piece? (ii) Why does the brass piece weigh less in water?
What are the units density in (i) C.G.S. and (ii) S.I. system .
Water is heated from 0°C to 10°C . How does the density of water change with temperature?
Complete the following sentence.
Density of water is .... ... 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.
Explain the following :
A balloon filled with hydrogen rises to a certain height and then stops rising further.
A solid lighter than water is found to weigh 7.5 gf in air. When tied to a sinker the combination is found to weigh .If the sinker alone weighs 72.5 gf in water, find R.D. of solid.
A hollow cylinder of copper of length 25 cm and area of cross-section 15 cm2, floats in water with 3/5 of its length inside water. Calculate:
(1) apparent density of a hollow copper cylinder.
(2) wt. of cylinder.
(3) extra force required to completely submerge it in water.
Write the SI units of Weight of a body
