1. The blue colour of the clear sky is due to

2. Microsoft Office is an example of a

3. Union Budget is always presented first in ________

4. Junk e-mail is also called ______

5. Hydrogen bomb is based on the principle of

6. As you go down into a well, your weight

7. The place of origin of an earthquake is called

8. Which foreign country is closest to Andaman Islands

9. Which one of the following types of waves are used in a night vision apparatus?

10. ________ is the process of dividing the disk into tracks and sectors