PARAGRAPH-1(Q.no.1 to 4)Read the following paragraph and then answer the questions that follow: A concave mirror is a mirror whose reflecting surface is inwards. It can give both real and virtual images depending on the position of the object.It can also give the images of all size i.e diminished, same size and enlarged image. 1. Which of the following ray diagrams is correct for the given ray of light incident on a concave mirror as shown in the figure?
2.What is the position of an image when an object is placed at a distance of 20 cm from a concave mirror of focal length 20cm
3.The magnification of an image is -2. The characteristics of the image will be
4.A parallel beam of light is made to fall on a concave mirror .An image is formed at a distance of 7.5 cm from the mirror. The focal length of the mirror is
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ok answer is 4 hope u understood
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