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When an object is placed between pole and focus of a concave mirror, then the images formed are

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Important Questions on Ray Optics

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IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2019>Q 3
The wavelength of a light coming from a sodium source is 645 nm. What will be its wavelength in water, if the refractive index of water is 1.33 ?
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2018>Q 4
Due to atmospheric refraction effects, the day becomes longer by
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2018>Q 5
What is lateral shift with respect to optics?
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2018>Q 6
An object approaches a convergent lens from the left of the lens with a uniform speed 10 m/s and stops at the focus. The image moves
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2017>Q 7
A converging lens has a focal length of 0.12 m. To get an image of unit magnification the object should be placed at what distance from the converging lens?
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2019>Q 8
A quartz prism can produce a minimum deviation δ in a light beam. Then the minimum deviation produced by three prisms combined together is
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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2018>Q 9
Dispersion without deviation is produced by two thin (small angled) prisms which are combined together. One prism has angle 5° and refractive index 1.56. If the other prism has refractive index 1.7, what is its angle?
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JKCET
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 27 - Ray Optics>JKCET 2019>Q 10
An object is seen through a simple microscope of focal length 10 cm. Find the angular magnification produced, if the image is formed at the near point of the eye which is 20 cm away from it.