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A convex mirror gives an image which is

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Important Questions on Ray Optics

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 88
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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 89
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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 90
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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 91
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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 92
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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 93

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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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 94
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
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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 96
The ratio of the diameter of the sun to the distance between the earth and the sun is approximately 0.009. The approximate diameter of the image of the sun formed by a concave spherical mirror of radius of curvature 0.4 m is