Question

Study the nature and size of the image formed by convex lens on the screen using a candle and screen (for different distance of candle from lens)

Answer 1

If candle is placed in behind them mirror, then image formed by convex always will be virtual and erect. One u remember that image will be always virtual and erect.Nature :diminished.

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Answer 2

Using candle as the object and convex lens the image formed have following parameters:

• As the candle is moved towards the mirror, the image formed behind the mirror start going away from the mirror.
• The size of image increases and becoming sharp.
• When the candle is at the curvature the size of image and object is equal  in frame.
• As the candle reaches the focus the screen may not able to get the image because it is formed at infinity.