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Sindh Board > 9th > Physics (Total Videos: 24)
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Chapter 9: Optics (5 videos)

9.1: Focal length of lens
1. Find focal length of convex lens by parallax method
9.2: Focal length of mirror
1. Determine focal length of concave mirror by one needle
9.3: Laws of refraction
1. Verify laws of refraction of light by using glass slab
9.4: Optical properties of glass prism
1. Trace path of light through prism & measure deviation angle done
9.5: Laws of relection
1. Verify laws of reflection by using plane mirror

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