Advertisements
Advertisements
प्रश्न
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
उत्तर
| (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
संबंधित प्रश्न
What do you mean by the inter-molecular spaces? How do they vary in different states of matter?
Name the terms for the change of vapour into a liquid.
Which of the two will scatter light : soap solution or sugar solution ? Why ?
Classify the following into true solutions and colloidal solutions:
Ink, Salt solution, Starch solution, Blood, Sugar solution
How will you test whether a given solution is a colloidal solution ?
Classify the following into solutions, suspensions and colloids :
Soda-water, Milk, Brine, Blood, Ink, Smoke in air, Chalk water mixture, Milk of Magnesia, Shaving cream, Muddy river water.
What is a colloid ? Give two examples of colloids (or colloidal solutions)
Which of the following is not an emulsion ?
Name the process by which common salt is obtained from sea-water.
Fill in the following blanks with suitable words :
The gases of air can be separated by fractional distillation of liquid air because they have different..............
How can you obtain pure water from a salt-water mixture (or salt-solution) ? Draw a neat and labelled diagram of the apparatus you would use to obtain pure water from a salt-water mixture (or salt-solution).
The dyes present in fountain pen ink can be separated by the technique of :
The material which is added to water during purification process at the water works so as to disinfect it is :
A solid mixture contains four constituents P, Q, R and S. P consists of tiny grains and it is mixed with
cement for plastering the walls. Q is a white solid which is recovered on a large scale from sea water by the
process of evaporation. R is in the form of tiny particles of a material whose corrosion is called rusting. And
S is a white solid which is used in making ordinary dry cells.
- What could P, Q, R and S be ?
- How would you separate a mixture containing P, Q, R and S ?
Stars including Sun are covered in ______.
What type of matter glass is?
Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions
The fluidity of solids: ______.
Define the term matter.
