Light

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. Image formed by a convex is always virtual and smaller in size.
2. An image formed by a mirror is always of the same size as that of the object.
3. An image which can be obtained on a screen is called
4. An image formed by a concave cannot be obtained on a screen.
5. We can obtain a real, enlarged and inverted image by a .
6. The letters of English alphabet in which the image formed in a plane mirror appears exactly like the letter itself are , , , , , , , , ,
7. A is formed when two reflected (or refracted) rays do not meet actually.
8. A virtual image cannot be obtained on the .
9. Image formed by a is always a virtual image.
10. Convex lens the light falling on it.