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- State the Snell's law of refraction.
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- What is called a spherical mirror?
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- Define focal length
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- The radius of curvature of a spherical mirror is 25 cm Find its focal ...
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- Give two applicatiuon of a concave and convex mirror.
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- State the laws of reflection.
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- If two plane mirrors are inclined to each other at an angle of 45^@, f...
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- Define refractive index of a medium.
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- State the Snell's law of refraction.
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- Explain the images formed by a concave mirror for different position o...
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- What is reflection? Write short notes on reguler and irregular reflec...
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- Explain the working of a periscope.
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- What is dispersion? Explain in detail.
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- Speed of light in air is 3 xx 10^8 m s^-1 and the refractive index of ...
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- Speed of light in air is 3 xx 10^8 m s^-1 and light in the medium is ...
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- We can see things around us only when the light reflected by them rea...
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- Light is a from of energy and it travels in a straight line.
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- The periscope is an optical device with a polished surface that reflec...
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- Curved mirrors have surface that are spherical, cylindrical,parabolic ...
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- Curved mirrors from the perfact image of an object.
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- Curved mirrors produce images that are eigher enlarged or diminished.
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