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PUNJAB BOARD PREVIOUS YEAR PAPERS-Optical Instruments-EXERCISE
- What is hypermetropia ?
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- What is meant by presbyopia ?
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- What is myopia ?
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- Define resolving power of compound microscope.
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- What is simple microscope? Find an expression for its magnification.
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- Define resolving power of telescope.
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- What is myopia? What are its causes? Name the type of the lens to corr...
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- Define resolving power for a compound microscope. On what factors does...
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- What is Hypermetropia (Far sightedness) ? What are its causes ? How ca...
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- What is Myopia (nearsightedness) ? What are its causes ? Explain with ...
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- Give three points of difference between refracting type astronomical t...
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- A person can see clearly only up to 3 m.What type of defect a person h...
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- What is Hypermetropia (Far sightedness) ? What are its causes ? How ca...
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- What is Myopia (nearsightedness) ? What are its causes ? Explain with ...
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- With the help of ray diagram, describe the constru¬ ction, working of ...
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- What is Myopia (nearsightedness) ? What are its causes ? Explain with ...
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- What is meant by power of accomodation of the eye?
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- With the help of ray diagram, describe the constru¬ ction, working of ...
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- Define the magnifying power of compound microscope.
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- Define magnification of an astronomical refracting type telescope and ...
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