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Chapter- Direct and Inverse Variations
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Direct variation means when one quantity changes, the other quantity also changes in direct proportion. Inverse variation is exactly opposite to this.
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Step-by-step explanation:
1) Explain why are concave and convex are called spherical mirror
2) is it possible to obtain the image on the screen when the candle is too close to concave mirror
3) can you get a real image at any distance of the object from the concave mirror
4) name the phenomenon that is involved in the formation of image of an object by a concave mirror
5) mention the type of image formed on a cinema screen 6) as we know that an image is formed by actual intersection of rays and can be obtained on the screen. So state whether it is real or virtual image
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