HARD
10th Tamil Nadu Board
IMPORTANT
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Explain the construction and working of a compound microscope.
Important Questions on Optics
EASY
10th Tamil Nadu Board
IMPORTANT
The speed of light in an isotropic medium depends on:
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EASY
10th Tamil Nadu Board
IMPORTANT
The splitting up of white light into seven colours on passing through a glass prism is called:
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MEDIUM
10th Tamil Nadu Board
IMPORTANT
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MEDIUM
10th Tamil Nadu Board
IMPORTANT
A student obtained a sharp image of the grill of a window on a screen using a convex lens. For better results, the teacher suggested focusing of a distant tree instead of the grill. In what direction should the lens be moved for this purpose?
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EASY
10th Tamil Nadu Board
IMPORTANT
A convex lens is distinguished from a concave lens by the property of
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EASY
10th Tamil Nadu Board
IMPORTANT
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HARD
10th Tamil Nadu Board
IMPORTANT
A beam of light is incident through the holes on side A and emerges out of the holes on the other face of the box as shown in figure. Which of the following could be inside the box?
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EASY
10th Tamil Nadu Board
IMPORTANT
Examine the lenses in a compound microscope. Are they convex or concave lenses?
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