Multiple Choice Question IX — task. Science CBSE, Class 10.

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1. A convex lens is:

Of uniform thickness everywhere
Thicker at the edges thinner in the middle
Thicker at the middle, thinner at the edges
Diverging

2. A glass rod of refractive index 1.42 is immersed in kerosene. The refractive index of kerosene is 1.42. Then the rod will:

appear bent
appear raised above the liquid
become invisible
none of the above

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