crossword
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
1.
the mirrors whose reflecting surface is curved outward is called.......
5.
The normal to the centre of the mirror is called the .........
Down:
2.
angle of .............. is always equal to angle of refraction
3.
A negative sign in the value of magnification indicates that the image is ..............
4.
The relation between u, v and f of a spherical mirror is known as........................
OK