Part 2
They are viewed by eye of pupil diameter 3 mm. Approximately, what is the maximum distance at which these dots can be resolved by the eye? [Take wave length of light =500 nm]
15
Nov
They are viewed by eye of pupil diameter 3 mm. Approximately, what is the maximum distance at which these dots can be resolved by the eye? [Take wave length of light =500 nm] They are viewed by eye of pupil diameter 3 mm. Approximately what is the maximum distance at which these dots can be [...]
The resolution limit of the eye is 1 minute. At a distance X km from the eye, two persons stand with a lateral separation of 3 m. For the two persons to be just resolved by the naked eye, X should be
15
Nov
The resolution limit of the eye is 1 minute. At a distance X km from the eye, two persons stand with a lateral separation of 3 m. For the two persons to be just resolved by the naked eye, X should be The resolution limit of the eye is 1 minute. At a distance X [...]
The resolving power of a compound microscope can be increased if we
15
Nov
The resolving power of a compound microscope can be increased if we The resolving power of a compound microscope can be increased if we November 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 19 - Optical Instruments , Part 2 ,
In the case of hypermetropia (i) the image of a near object is formed behind the retina (ii) the image of a distant object is formed in front of the retina (iii) a concave lens should be used for correction (iv) a concave lens should be used for correction
15
Nov
In the case of hypermetropia (i) the image of a near object is formed behind the retina (ii) the image of a distant object is formed in front of the retina (iii) a concave lens should be used for correction (iv) a concave lens should be used for correction its magnifying power When the length [...]
The angular resolution of a 10 cm diameter telescope of wavelength of 5000 A^∘ is of the order of :
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Nov
The angular resolution of a 10 cm diameter telescope of wavelength of 5000 A^∘ is of the order of : The angular resolution of a 10 cm diameter telescope of wavelength of 5000 A^∘ is of the order of : November 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 19 - Optical Instruments [...]
The resolving power of an astronomical telescope is 0.2 seconds. If the central half portion of the objective lens is covered, the resolving power will be
15
Nov
The resolving power of an astronomical telescope is 0.2 seconds. If the central half portion of the objective lens is covered, the resolving power will be The resolving power of an astronomical telescope is 0.2 seconds. If the central half portion of the objective lens is covered the resolving power will be November 15, 2020 [...]
Two points separated by a distance of 0.1mm can just be resolved in a microscope when a light of wavelength 6000Å is used. If the light of wavelength 4800Å is used this limit of resolution becomes
15
Nov
Two points separated by a distance of 0.1mm can just be resolved in a microscope when a light of wavelength 6000Å is used. If the light of wavelength 4800Å is used this limit of resolution becomes Two points separated by a distance of 0.1mm can just be resolved in a microscope when a light of [...]
For a telescope to have large resolving power the 1. focal length of its objective should be large 2. focal length of its eye-piece should be large 3. focal length of its eye-piece should be small 4. aperture of its objective should be large
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Nov
For a telescope to have large resolving power the 1. focal length of its objective should be large 2. focal length of its eye-piece should be large 3. focal length of its eye-piece should be small 4. aperture of its objective should be large its magnifying power When the length of a microscope tube increases [...]
In the pervious question, if the tube length is increased slightly from its position of normal adjustment,
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Nov
In the pervious question, if the tube length is increased slightly from its position of normal adjustment, if the tube length is increased slightly from its position of normal adjustment In the pervious question November 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 19 - Optical Instruments , Part 2 ,
An astronomical telescope in normal adjustment receives light from a distant source S. The tube length is now decreased slightly
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Nov
An astronomical telescope in normal adjustment receives light from a distant source S. The tube length is now decreased slightly An astronomical telescope in normal adjustment receives light from a distant source S. The tube length is now decreased slightly November 15, 2020 Category: Cengage NEET by C.P Singh , Chapter 19 - Optical Instruments [...]