Advertisements
Advertisements
Question
The non S I and S I units of some physical quantities are given in column A and column B respectively. Match the units belonging to the same physical quantity:
| (A) | (B) | ||
| (a) | degree celsius | (i) | kilogram |
| (b) | centimetre | (ii) | pascal |
| (c) | gram per centimetre cube | (iii) | metre |
| (d) | bar | (iv) | kelvin |
| (e) | milligram | (v) | kilogram per metre cube |
Advertisements
Solution
| (A) | (B) | ||
| (a) | degree celsius | (iv) | kelvin |
| (b) | centimetre | (iii) | metre |
| (c) | gram per centimetre cube | (v) | kilogram per metre cube |
| (d) | bar | (ii) | pascal |
| (e) | milligram | (i) | kilogram |
APPEARS IN
RELATED QUESTIONS
Define the following term of Matter .
What is meant by saying that non-metals are brittle ?
What elements do the following compounds contain ?
Sugar, Common salt
State one property in which a solution of sugar in water resembles a mixture of sugar and sand, and one property in which it differs from it.
There is a large group of materials P which can be divided into three groups Q, R and S on the basis of their properties. The substances belonging to group Q can be solids, liquids or gases. The solids belonging to group Q are usually electrical insulators. Most of the substances of group R are solids which are good conductors of electricity. The substances belonging to group S are neither insulators like Q nor good conductors like R. The properties of S are intermediate between those of Q and R.
- What could the group of materials P be ?
- Name the substances Q. Give two examples of such substances.
- Name the substances R. Write two examples of such substances.
- Name the substances S. Give two examples of such substances.
- Out of Q, R and S, which substances are malleable and ductile ?
State whether colloidal solutions are homogeneous or heterogeneous.
Which of the following contains less solute at a given temperature and pressure ? Unsaturated solution or Saturated solution.
Explain what happens when a beam of light is passed through a colloidal solution.
A carpenter wants to separate iron nails from saw-dust. Which method of separation should he choose ?
How will you separate a mixture of common salt, sulphur powder and sand ?
Describe the various steps involved in the separation of iodine, iron filings and salt from a mixture.
Which method is better for recovering sugar from sugar solution : evaporation or crystallisation ? Give reason
for your answer.
The given mixture contains three constituents A, B and C. The constituent A is a yellow coloured, solid element which dissolves in a liquid D. The constituent B is a blue coloured salt which is insoluble in liquid D but dissolves easily in another liquid E. The constitudent C is a liquid which is used in cooking food and forms a solid fat on hydrogenation.
(a) What do you think could (i) constituent A, and (ii) liquid D be ?
(b) What could (i) constituent B, and (ii) liquid E be ?
(c) What could liquid C be ?
(d) How will you separate the mixture containing A, B and C ?
Name one pair of liquids which can be separated by using a separating funnel.
Which among the following ______ will get attracted to by magnet?
The property which allows the metals to be hammered into their sheets is ______.
State whether true or false. If false, correct the statement.
Oil and water are immiscible with each other.
Diffentiate between absorption and adsorption.
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal which exists as a liquid at room temperature.
Solid is an arrangement of particles ______.
