Medium
$A$ 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. What is the order of combinations for the magic mirror from the top?
- APlane, convex and concave
- BConcave, plane and convex
- CConvex, concave and plane
- DConvex, plane and concave
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Similar Questions
The following table gives the values of refractive indices of a few media:
$S.No.$ $1$ $2$ $3$ $4$ $5$ Medium Water Crown glass Rock salt Ruby Diamond Refractive index $1.33$ $1.52$ $1.54$ $1.71$ $2.42$
Use this table to give an example of $(i)$ a medium pair so that light speeds up when it goes from one of these media to another. $(ii)$ a medium pair so that light slows down when it goes from one of these media to another.
| $S.No.$ | $1$ | $2$ | $3$ | $4$ | $5$ |
| Medium | Water | Crown glass | Rock salt | Ruby | Diamond |
| Refractive index | $1.33$ | $1.52$ | $1.54$ | $1.71$ | $2.42$ |
Use this table to give an example of $(i)$ a medium pair so that light speeds up when it goes from one of these media to another. $(ii)$ a medium pair so that light slows down when it goes from one of these media to another.
Medium
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