PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. The refractive index of four substances \(A\), \(B\), \(C\) and D are \(1.31\), \(1.43\), \(1.33\), \(2.4\) respectively. The speed of light is maximum in
2. Where should an object be placed so that a real and inverted image of same size is obtained by a convex lens
3. A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce
4. Magnification of a convex lens is
5. A convex lens forms a real, diminished point sized image at focus. Then the position of the object is at
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