Discussion on negative focal length devices: convex mirror and concave lens
Focal length of a convex lans
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Focal length of Concave Mirror
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If a spherical mirror has negative focal length then it is a. Concave mirror b. Convex mirror c....
when focal length is positive and negative | light reflection and refraction class 10 #shorts
Definitions : Principle Focus and Focal length of a spherical lens
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focal length condition to be negative or positive
focal length of a concave mirror
Real and inverted image formation
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