Question

1.The place where the refracted rays from the convex lens meet on the principal axis is A. optic centre of the lens B. Centre of curvature C. radius of curvature D. principal focus 2. The line passing through the center of the lens and pole is A. principal focus B. principal axis C. radius of curvature D. focal length 3. Transparent material which produces image as same as the object is A. convex lens B. concave lens C. glass slab D) prism 4. Transparent material the converges rays of light is A. convex lens B. concave lens C. glass slab D. prism​

Answer 1

Explanation:

1. Principal focus

2. Principal axis

3. concave lens

4. convex lens.

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Answer 2

Explanation:

.The place where the refracted rays from the convex lens meet on the principal axis is A. optic centre of the lens B. Centre of curvature C. radius of curvature D. principal focus 2. The line passing through the center of the lens and pole is A. principal focus B. principal axis C. radius of curvature D. focal length 3. Transparent material which produces image as same as the object is A. convex lens B. concave lens C. glass slab D) prism 4. Transparent material the converges rays of light is A. convex lens B. concave lens C. glass slab D.