Across
- 2. Image which can be obtained on screen
- 5. Substances which reduces friction
- 7. Envelop of air
- 8. It is force acting per unit area
- 9. Force which opposes motion
- 11. Force which results in displacement of body from rest
- 12. Sound having frequency less than 20 Hz
- 16. Lens used in case of Hypermetropia
Down
- 1. Frictional force exerted by liquid
- 3. Factor on which Loudness depends
- 4. Phenomena of splitting of white light into 7 colours
- 6. Waves which requires medium
- 10. No of oscillations in one second
- 13. Colour of light of maximum wavelength
- 14. Maximum Friction
- 15. SI unit of Weight