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A concave lens has a focal length of 15 cm. If it forms an image 10 cm from the lens, how far away is the object placed from the lens?
-25 cm
-30 cm
+30 cm
+6 cm
30 cm
Practice and solve "A concave lens has a focal length of 15 cm. If it forms an image 10 cm from the lens, how far away i..." for General Science - Previous Year Paper 2025. The correct answer is Option B: 30 cm. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A concave lens has a focal length of 15 cm. If it forms an image 10 cm from the lens, how far away i..." for General Science - Previous Year Paper 2025. The correct answer is Option B: 30 cm. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.