RRB Technician (Grade I Signal + Grade III) 2024 · Question 1007 of 1214

The radius of curvature of any mirror is +20 cm . What is the focal length and nature of this mirror?

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Answer: B. +10 cm, convex

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Source: RRB Technician Grade 3 GK Questions: 29 Dec Shift 2 (12:45 PM - 2:15 PM) (testpaper.org compilation) · memory-based

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