Question

A boy focused a image of a flame candle?On a screen used with convex lens

position of the candle = 12 cm
position of the lens = 50 cm
position of the screen = 88 cm


1.Find the focal length of convex lens?

2. where will the image will be formed, if the candle towards the lens position of 31 cm

3. what will be the nature of the image formed, if further shift the candle toward the lens?

4. draw a ray diagram to show the formation of image is case as said above ​

Answer 1

Answer:

is this question is of math or science