Exam 28: Physical Optics: Interference and Diffraction

Light having a frequency in vacuum of 6.0 × 10¹⁴ Hz enters a liquid of refractive index 2.0.What is the frequency of the light in this liquid? (c = 3.0 × 10⁸ m/s)

A 360-nm thick oil film floats on the surface of a pool of water.The indices of refraction of the oil and the water are 1.50 and 1.33,respectively.When the surface of the oil is illuminated from above at normal incidence with white light,what is the wavelength of light between 400 nm to 800 nm wavelength that is most weakly reflected?

The distance between two slits is 1.50 × M.A beam of coherent light of wavelength 600 nm illuminates these slits,and the distance between the slit and the screen is 2.00 m.What is the distance on the screen between the central bright fringe and the fourth-order bright fringe?

If a metal sheet containing a tiny hole is heated (without damaging it)and therefore expands,what happens to the angular location of the first-order diffraction maximum?

When a beam of light that is traveling in glass strikes an air boundary at the surface of the glass,there is

In a double-slit interference experiment you are asked to use laser light of different wavelengths and determine the separation between adjacent maxima.You observe that this separation is greatest when you illuminate the double slit with

Astronomers are proud of their telescopes and often say they can "resolve a dime at so many miles." How many miles from a Telescope mirror can you place a coin of diameter And just resolve the coin using light of wavelength (1 mi = 1.609 km)

If a sheet containing a single slit is heated (without damaging it)and therefore expands,what happens to the angular location of the first-order diffraction minimum?

When a beam of light that is traveling in air is reflected by a glass surface,there is

A metallic sheet has a large number of parallel slits,5.0 mm wide and 20 cm apart.This sheet is used as a diffraction grating for microwaves.A wide parallel beam of microwaves is incident normally on the sheet.If the intensity maxima occur 2.0° apart in the central region,what is the wavelength of the microwaves?

Monochromatic light of wavelength 500 nm is incident normally on a diffraction grating.If the third-order maximum of the diffraction pattern is observed at 32° from the centerline,what is the distance between the slits of the grating?

A sodium light,having wavelength 589.3 nm,is used to view a soap film to make it look black when directed perpendicular to the film.What is the minimum thickness of the soap film if the index of refraction of soap solution is 1.38?

Light of wavelength 610 nm is incident on a slit 0.20 mm wide and the diffraction pattern is viewed on a screen that is 1.5 m from the slit.What is the width on the screen of the central maximum?

A two-slit arrangement with 60.3 μm separation between the slits is illuminated with 537.0-nm wavelength light.If a viewing screen is located 2.14 m from the slits,find the distance on the screen from the first dark fringe on one side of the central maximum to the second dark fringe on the other side.

A two-slit arrangement with 60.3 μm separation between the slits is illuminated with Coherent light.If a viewing screen is located 2.14 m from the slits,find the distance from the first dark fringe on one side of the central maximum to the second dark fringe on the other side.

A camera lens having a 50-mm focal length is set to f/4.0.What is the minimum spacing of two objects located 12 m from the lens if the objects are just barely resolved in the image using light of wavelength 500 nm?

Two very flat glass plates,16 cm long,are in contact at one end and separated by 0.020 mm at the other end.The space between the plates is occupied by oil with index of refraction 1.45.The refractive index of the glass plates is 1.55.The plates are illuminated at normal incidence with monochromatic light,and fringes are observed.When the monochromatic light has a wavelength of 580 nm,how many bright fringes are visible in the pattern?

Light of wavelength 687 nm passes through a single slit that is 0.75 mm wide.At what distance from the slit should a screen be placed so that the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the pattern?

In a two-slit experiment using coherent light,the distance between the slits and the screen is 1.10 m,and the distance between the slits is 0.100 mm.If the first-order bright fringe is measured to be 3.40 cm from the centerline,what is the wavelength of the light?

A 360-nm thick oil film floats on the surface of a pool of water water.The indices of refraction of the oil and the water are 1.5 and 1.33,respectively.When the surface of the oil is illuminated from above at normal incidence with white light,what are the two wavelengths of light between 400 nm to 800 nm wavelength that are most strongly reflected?