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PRADEEP-REFLECTION AND REFRACTION-NCERT EXEMPLAR PROBLEMS
- Which of the following can make a parallel beam of light from a point...
08:38
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- A 10 mm long awl pin is placed vertically in front of a concave mirror...
04:14
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- Under which of the following conditions a concave mirror can form a re...
02:42
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- Figure shows a ray of light as it travels from medium A to medium B. R...
01:42
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- A light ray enters from medium A to medium B as shown in Figure. The r...
01:48
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- Beams of light are incident through the holes A and B and emerge out o...
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- A beam of light is incident through the holes on side A and emerges o...
02:22
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- Which of the following statements is true ?
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- Magnification produced by a rear view mirror fitted in vehicles
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- Rays from Sun converge at a point 15 cm in front of a concave mirror. ...
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- A full length image of a distant tall building can definitely be seen ...
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- In torches, search lights and headlights of vehicles the bulb is place...
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- The laws of reflection hold good for
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- The path of a ray light coming from air passing through a rectangular ...
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- You are given water, mustard oil, glycerine and kerosene. In which of ...
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- Which of the following ray diagrams is correct for the ray of light in...
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- Which of the following ray diagrams is correct for the ray of light in...
01:13
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- A child is standing in front of a magic of a mirror, She finds the ima...
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- In which of the following, the image of an object placed at infinity w...
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