The radius of curvature of a spherical mirror is 20 cm. What is its focal length?
Answers
Answered by
1
Answer:
20cm
Explanation:
focal length= radius of curvature of lens
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Answered by
0
Answer:
mujhe nahi pataa..........................
Explanation:
Mujhe ka matlab = I
nahi ka Matlab = don't
pataa ka Matlab = know
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