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A virtual object placed between the pole and principal focus of a convex mirror produces an image which is

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Important Questions on Ray Optics

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A convex mirror gives an image which is
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A 4.5 cm long needle is placed 12 cm away from a convex mirror of focal length15 cm. Locate the image of the needle from the mirror.
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An object is placed at a distance of 25 cm From a spherical mirror, its image is formed behind the mirror at a distance of 5 cm. The focal length and type of mirror is
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In a concave mirror experiment, an object is placed at a distance x1 from the focus and the image is formed at a distance x2 from the focus. The focal length of the mirror would be
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As the position of an object u from a concave mirror is varied, the position of the image v also varies. By letting the u change from 0 to + the graph between v versus u will be
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An object is placed at a distance u from a concave mirror and its real image is formed on the screen placed at distance v from the mirror. If f is the focal length of the mirror, then the graph between 1v versus 1u is (magnitude only)
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A square wire of side 3cm is placed 25cm away from a concave mirror of focal length 10cm. What is the area enclosed by the image of the wire? [The centre of the wire lies on the axis of the mirror, with its two sides normal to the axis]

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An object is placed at a distance of 40 cm from concave mirror of focal length 15 cm. If the object is displaced through a distance of 20 cm towards the mirror, the displacement of the image will be