MTG NEET Physics
Two luminous point sources separated by a certain distance are at 10km from an observer. If the aperture of his eye is 2.5×10^−3m and the wavelength of light used is 500nm, the distance of separation between the point sources are just seen to be resolved is
11
Nov
Two luminous point sources separated by a certain distance are at 10km from an observer. If the aperture of his eye is 2.5×10^−3m and the wavelength of light used is 500nm, the distance of separation between the point sources are just seen to be resolved is the distance of separation between the point sources are [...]
In a single slit diffraction experiment the width of the slit is reduced by half. Which of the following needs to be done if the width of the central maxima has to remain the same ?
11
Nov
In a single slit diffraction experiment the width of the slit is reduced by half. Which of the following needs to be done if the width of the central maxima has to remain the same ? In a single slit diffraction experiment the width of the slit is reduced by half. Which of the following [...]
The Fraunhofer diffraction pattern of a single slit is formed at the focal plane of a lens of focal length 1m. The width of the slit is 0.3 mm. If the third minimum is formed at a distance of 5 mm from the central maximum then calculate the wavelength of light.
11
Nov
The Fraunhofer diffraction pattern of a single slit is formed at the focal plane of a lens of focal length 1m. The width of the slit is 0.3 mm. If the third minimum is formed at a distance of 5 mm from the central maximum then calculate the wavelength of light. is The angular width [...]
The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment, with lamba as the wavelength of light, is
11
Nov
The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment, with lamba as the wavelength of light, is is The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment with lamba as the wavelength of [...]
Which of the following is true for the minimum angular separation of two stars, triangle theta min, that can be resolved by a telescope? (In the following, aperture is the diameter of the objective).
11
Nov
Which of the following is true for the minimum angular separation of two stars, triangle theta min, that can be resolved by a telescope? (In the following, aperture is the diameter of the objective). aperture is the diameter of the objective). that can be resolved by a telescope? (In the following triangle theta min Which [...]
The distance of moon from earth is 3.8 x 10^5 km. Supposing that the eye is most sensitive to the light of wavelength 550 nm, the separation of two points on the moon that can be resolved by a 500 cm telescope is
11
Nov
The distance of moon from earth is 3.8 x 10^5 km. Supposing that the eye is most sensitive to the light of wavelength 550 nm, the separation of two points on the moon that can be resolved by a 500 cm telescope is The distance of moon from earth is 3.8 x 10^5 km. Supposing [...]
A parallel beam of monochromatic light of wavelength 400 m passes through a slit 0.4 mm wide and forms a diffraction pattern on a screen 1 m away from the silt and parallel to it. The width of central bright band is
11
Nov
A parallel beam of monochromatic light of wavelength 400 m passes through a slit 0.4 mm wide and forms a diffraction pattern on a screen 1 m away from the silt and parallel to it. The width of central bright band is the size of the obstacle To observe diffraction November 11, 2020 Category: Chapter [...]
Light of wavelength 5×10^−7m is incident normally on the slit of width 10^−4cm, what will be the angular width of the central diffraction. maximum at a distance of 1m from the slit ?
11
Nov
Light of wavelength 5×10^−7m is incident normally on the slit of width 10^−4cm, what will be the angular width of the central diffraction. maximum at a distance of 1m from the slit ? Light of wavelength 5×10^−7m is incident normally on the slit of width 10^−4cm what will be the angular width of the central [...]
To observe diffraction, the size of the obstacle
11
Nov
To observe diffraction, the size of the obstacle the size of the obstacle To observe diffraction November 11, 2020 Category: Chapter 10 - Wave Optics , MTG NEET Physics , Part 2 ,
What will be the angle of diffraction for the first order maximum due to Fraunhofer diffraction by a single slit of width 0.4 mm, using light of wavelength 4000 A ?
11
Nov
What will be the angle of diffraction for the first order maximum due to Fraunhofer diffraction by a single slit of width 0.4 mm, using light of wavelength 4000 A ? using light of wavelength 4000 A ? What will be the angle of diffraction for the first order maximum due to Fraunhofer diffraction by [...]