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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
- For relaxed eye,magnifying power of a microscope is
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- An astronomical telescope of ten fold angular magnification has a leng...
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- Which one off the following phenomena is not explained by Huygens' con...
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- Ratio of intensity of two waves is given by 4:1. Then, ratio of the am...
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- How is interference pattern in double slit exp[eriment affected,if a s...
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- Interference was observed in interference chamber,when air was present...
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- In Young's double silt experiment, the fringe width obtained is 3 mm i...
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- In a Young's experiment,two coherent sources are placed 0.9 mm apart a...
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- In a Fresnel biprism experiment,the two positions of lens give separat...
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- Colours appear on a thin soap film and soap bubbles due to the phenome...
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- The frequency of e.m. wave which is best suited to observe a particle ...
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- A telescope has an objective lens of 10 cm diameter and is situated at...
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- Diameter of human eye lens is 2 mm.What will be the minimum distance b...
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- Which one of the following statement is true?
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- A ray of light from a rarer medium strikes a denser medium. The reflec...
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- Velocity of light in a liquid is 1.5 xx 10^8 ms^(-1) and in air,it is ...
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- A ray light is incident on a 60^@ prism at the minimum deviation posit...
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- A thin prism of angle 15^@ made of glass of refractive index = 1.5 is...
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- Two mirrors are kept at 60^@ to each other and a body is placed at mid...
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- In an experiment ot find the focla length of a concave mirror,a graph ...
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