Light – Reflection and Refraction

CBSE Class 10 · Science · 17 past questions

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1. Q15 2023

   The power of a lens is +4D. Find the focal length of this lens. An object is placed at a distance of 50 cm…

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2. Q16 2023

   An object is placed in front of a convex mirror at infinity. According to the New Cartesian Sign Convention…

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3. Q17 2023

   (a) A student has focussed the image of an object of height 3 cm on a white screen using a concave mirror of…

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