10. Which of the following relation is correct?
1 point
1) f = R/3
2) f = R/7
3) f = R/8
4) f = R/2
O1
O 2
O 3
O4
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Answer:
The 4th reaction is correct reaction
Explanation:
The 4th reaction is correct reaction
Because radius is 2 times the focal length
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