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A convergent beam of light passes through a diverging lens of focal length 0.2 m and comes to a focus on the axis 0.3m behind the lens. Where would the beam have been focused in the absence of the lens? |
| Answer» A convergent beam of light passes through a diverging lens of focal length 0.2 m and comes to a focus on the axis 0.3m behind the lens. Where would the beam have been focused in the absence of the lens? | |