Physics, asked by raghunathkhatri52951, 9 months ago

An object at a distance of 20 cm from concave mirror gets its image at same point focal length of the mirror is

Answers

Answered by aleena604
1

Answer:

if the image is formed at the same point then the object is at c.

we can refer c as R

R=2f

R/2=f

20/2=10

f=10

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