Advertisements
Advertisements
प्रश्न
A piece of zinc of mass 438.6 g has a volume of 86 cm3. Calculate the density of zinc.
Advertisements
उत्तर
Given:
Mass of Zinc (M) = 438.6 g
Volume V = 86 cm3
To find:
Density (D) = ?
Formula:
D = `M/V`
= `438.6/86`
= 5.1 g/cm3
∴ The density of Zinc is 5.1 g/cm3
APPEARS IN
संबंधित प्रश्न
Equal volumes of the two different substances have equal masses.
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 |
The correct statement is
Describe an experiment to determine the density of a liquid.
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.
What is a submarine? How can it be made to dive in water and come to the surface of water?
A piece of wood of mass 150 g has a volume of 200 Cm3. Find the density of wood in C.GS. unit and S.I. unit.
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
The mass of an empty density bottle is 30 g, it is 75 g when filled completely with water and 65 g when filled completely with a liquid. Find relative density of liquid.
