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KUMAR PRAKASHAN-RAY OPTICS AND OPTICAL INSTRUMENTS-SECTION - A (TRY YOURSELF)
- What are paraxial rays ?
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- Define centre for convex mirror.
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- By which type of mirror, image obtained is always erect ?
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- Give definition of focal plane for concave mirror.
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- Give relation between focal length and radius of curvature for spheric...
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- What is image ? Explain its types.
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- Write mirror equation for spherical mirror.
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- Draw ray diagram when object is in between of F and P in concave mirro...
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- What is refraction of light ? Explain laws of refraction.
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- Write Snell.s law for refraction
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- If n(21) gt 1, then write relation between incidence and refraction an...
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- Explain rarer and denser medium.
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- Give one example whose mass density is low but light density is high.
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- Give meaning of n(12).
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- n(32)xxn(21)=…....
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- Explain lateral shift for the refraction from rectangular glass slab.
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- Mention relation between the real and apparent depth with refractive i...
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- Write condition for total internal reflection.
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- What is total internal reflection ?
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- Write definition of critical angle.
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