Advertisements
Advertisements
प्रश्न
Define the term density of a substance.
Advertisements
उत्तर
The density of a substance is defined as the mass of a unit volume of that substance.
`"Density" = "Mass"/"Volume"`
APPEARS IN
संबंधित प्रश्न
Fill in the blank
Mass = density × _______
Select the correct alternative
The density of aluminium is 2.7 g cm-3 and of brass is 8.4 g cm-3. For the same mass, the volume of:
Explain the meaning of the term speed.
A solid silver piece is immersed in water contained in a measuring cylinder. The level of water rises from 50 ml to 62 ml. Find the volume of silver piece.
Find the volume of a liquid present in a dish of dimensions 10 cm x 10 cm x 5 cm.
A boy travels with a speed of 10 m s-1 for 30 minute. How much distance does he travel ?
Express 15 m s-1 in km h-1.
Convert the following quantity as indicated:
5 mg = ………. kg
State if the following statement is true or false. Correct the statement if it is false.
The average of a group of observations is calculated by adding all the observations and dividing the sum by the number of observations.
Give some examples for scalar quantity.
