Q17 of 38 Page 79

Which of the following ray diagrams is correct for the ray of light incident on a lens shown in Fig. 10.7?

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When a ray of light passes through the focus of a convex lens, then after the reflection of light, the ray becomes parallel to the principal axis of the convex lens. So figure A is correct.

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15

You are given water, mustard oil, glycerin and kerosene. In which of these media a ray of light incident obliquely at same angle would bend the most?

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Which of the following ray diagrams is correct for the ray of light incident on a concave mirror as shown in Figure 10.6?

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A child is standing in front of a magic mirror. She finds the image of her head bigger, the middle portion of her body of the same size and that of the legs smaller. The following is the order of combinations for the magic mirror from the top.

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In which of the following, the image of an object placed at infinity will be highly diminished and point sized?