Advertisements
Advertisements
प्रश्न
The density of copper is 8.83 g cm-3. Express it in kg m-3.
Advertisements
उत्तर
Density of copper in C.G.S. = 8.83 gcm-3
Density of copper in S.I. = `8.83/(1000 xx 100^-6)` = 8830 kgm-3
APPEARS IN
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?
Water is heated from 0°C to 10°C . How does the density of water change with temperature?
Explain the following :
Toy balloons filled with hydrogen rise to the ceiling, but if they are filled with carbon dioxide, then they sink to the floor.
Explain the following :
A balloon filled with hydrogen rises to a certain height and then stops rising further.
An inflated balloon is placed inside a big glass jar which is connected to an evacuating pump. What will you observe when the evacuating pump starts working? Give a reason for your answer.
Write the SI units of Weight of a body
A wooden cube of side 10 cm has a mass of 700 g. It will float in the water with:
(a) Half of its volume inside the water
(b) 3 cm height above the water surface
(c) 7 cm height above the water surface
(d) Just inside the water surface.
Complete the following result:
Density in kg m-3 = ______ x density in g cm-3
