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Q2. Very short answer type questions-
4 marks
1. Sunlight is incident on a concave mirror parallel to its principle axis.
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what to do here??plz mention
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Sun rays is incident in concave mirror, parallel to its principal axis , then light converge on a fixed point of concave mirror , that point is named as FOCUS. actually , concept is here, when rays of light comes from infinite , it converge on a fixed point on principal axis of concave mirror
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