Question

an object 5cm height is kept 25 cm away from converging lens of focal length 10 cm draw the ray diagram and the find the position, size and nature of the image formed.also find the power of lens
​.i want only power of lens
​

Answer 1

Answer:

A spherical mirror produces an image of magnification - 1 on a screen placed at a distance of 50 cm from the mirror.(a) Write the type of mirror.(b) ...

Explanation:

A spherical mirror produces an image of magnification - 1 on a screen placed at a distance of 50 cm from the mirror.(a) Write the type of mirror.(b) ...

Answer 2

Answer:

p= 10 dioptre

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