Part 2

Two identical light waves having phase difference ′ ϕ ′ propagate in same direction. When they superpose, the intensity of resultant wave is proportional to the intensity of resultant wave is proportional to Two identical light waves having phase difference ′ ϕ ′ propagate in same direction. When they superpose November 9, 2020 Category: Chapter [...]

If the shift in a star light is towards red end, then If the shift in a star light is towards red end then November 9, 2020 Category: Chapter 10 - Wave Optics , MTG NEET Physics , Part 2 ,

A galaxy moves with respect to us so that sodium light of 589.0 nm is observed at 589.6nm. The speed of the galaxy is: A galaxy moves with respect to us so that sodium light of 589.0 nm is observed at 589.6nm. The speed of the galaxy is: November 9, 2020 Category: Chapter 10 - [...]

When the same monochromatic ray of light travels through glass slab and through water, the number of waves in glass slab of thickness 6 cm is same as in water column of height 7 cm. If refractive index of glass is 1.5 then refractive index of water is : the number of waves in glass [...]

Spherical wavefronts, emanating from a point source, strike a plane reflecting surface. What will happen to these wave fronts, immediately after reflection? emanating from a point source immediately after reflection? Spherical wavefronts strike a plane reflecting surface. What will happen to these wave fronts November 9, 2020 Category: Chapter 10 - Wave Optics , MTG [...]

According to Huygens Principle the surface of a constant phase is According to Huygens Principle the surface of a constant phase is November 9, 2020 Category: Chapter 10 - Wave Optics , MTG NEET Physics , Part 2 ,

If the ratio of magnifications produced by a simple microscope in near point adjustment and far point adjustment is 6/5, then the focal length of the lens is: (take D = 25 cm) If the ratio of magnifications produced by a simple microscope in near point adjustment and far point adjustment is 6/5 then the [...]

The objective of a compound microscope is essentially The objective of a compound microscope is essentially November 9, 2020 Category: Chapter 9 - Ray Optics , MTG NEET Physics , Part 1 ,

A compound microscope has an eye piece of focal length 10 cm and an objective of focal length 4 cm. The magnification, if an object is kept at a distance of 5 cm from the objective and final image is formed at the least distance of distinct vision (20 cm), is: A compound microscope has [...]

An astronomical telescope has an angular magnification of magnitude 5 for distant object. The separation between the objective and the eye-piece is 36 cm. The final image is formed at infinity. The focal length f0 of the objective and fe , of the eye-piece are : A ray of light is incident normally on one [...]