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A plane mirror is used to obtain an imag...

A plane mirror is used to obtain an image of an object.
Compare the size of the image formed in it to the size of the object.

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A plane mirror is used to obtain an image of an object. State the nature of the image formed in the plane mirror.

What type of mirror can be used to obtain a real image of an object?

At what distance from a concave mirror of focal length 25 cm should an object be placed so that the size of image is equal to the size of the object.

At what distance from a concave mirror of focal length 25 cm should an object be placed so that the size of image is equal to the size of the object. Draw a ray diagram to show this.

Draw a labelled ray diagram for the formation of image by a convex lens of focal length 15 cm when the object is placed at a distance of 25 cm from the lens. Determine the size of the image formed, if size of the object is 4 cm.

Rays from Sun converge at a point 15 cm in front of a concave mirror. Where should an object be placed so that size of its image is equal to the size of the object ?

An object is placed 12cm in front of a lens to form an image on a screen. The size of the image is twice that of the object. What is the distance between the object and the image?

A spherical mirror is to be used to form on a screen 5.0 m from the object an image five times the size of the object. (a) Describe the type of mirror required. (b) Where should the mirror be positioned relative to the object?

The focal length of a concave mirror is 30 cm.Find the position of the object in front of the mirror,so that the image is three times the size of the objects.

An object is kept in front of a concave mirror of focal length 15 cm. The image formed is three times the size of the object. Calculate the two possible distances of the object from the mirror.

ICSE-ICSE ANNUAL EXAMINATION -2020-SECTION-II
  1. A plane mirror is used to obtain an image of an object. Compare the...

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  2. The figure below shows the velocity-time graph of a body moving in a s...

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  3. The figure below shows the velocity-time graph of a body moving in a s...

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  4. The SI unit of length is represented by the Symbol .m.. What is the...

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  5. When is a vernier callipers said to be free from zero error?

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  6. Name the principle on which screw gauge works.

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  7. Draw a graph (not to the scale) representing the variation of square o...

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  8. If the length of a simple pendulum is increased to four times the init...

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  9. A car travels from A to B and returns to its original position. The...

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  10. A car travels from A to B and returns to its original position. The...

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  11. A car travels from A to B and returns to its original position. The...

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  12. A book is kept on the table as shown in the diagram. Copy the diagram ...

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  13. Action and reaction act on the :

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  14. State Newton.s second law of motion.

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  15. Find the force exerted on a mass of 20 g if the acceleration produced ...

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  16. The change in momentum of a body is represented by Deltap=m Deltav. ...

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  17. Name and state the principle on which a hydraulic press works. Write o...

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  18. The pressure exerted on the smaller and the larger piston of a hydraul...

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  19. An altimeter is an aneroid barometer which makes use of the change in ...

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  20. An altimeter is an aneroid barometer which makes use of the change in ...

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  21. An altimeter is an aneroid barometer which makes use of the change in ...

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