Q2 of 20 Page 65

Fill in the blanks with suitable words :

The type of lens used by watch repairers is ___________.

Watch repairers use Convex Lens


Explanation: A convex lens is used by watch repair men. The object is kept between the focus and optical center of the lens and an enlarged and erect image is obtained of it. This helps to see the parts clearly.


More from this chapter

All 20 →
1

You can see the image of your face on the surface of stagnant water. But if the water is disturbed, your image will not be clear because of

 2

Fill in the blanks with suitable words :

The letter “P” looks like ________ in a plane mirror.

 2

Fill in the blanks with suitable words :

Bending of light when it passes from one transparent medium to another is called _________.

 2

Fill in the blanks with suitable words :

Formation of rainbow is due to _____________ .