Free problems arranged by topic
 Kinematics Dynamics Conservation laws Thermodynamics Waves Electricity Magnetism Optics Fluids and elasticity Ideal gas AC current

 Free problems: all problems
 Kinematics Dynamics Conservation laws Thermodynamics Waves Electricity Magnetism Optics Fluids and elasticity Ideal gas AC current

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# Physics problems:optics

diffraction grating

Problem 5.

A diffraction grating produces a first-order maximum at an angle of . What is the angle of the third order maximum?

Solution

Problem 6.

A diffraction grating produces a second-order maximum at an angle of . What is the angle of the first-order maximum?

Solution

Problem 7.

A light with the wavelength of 600 nm illuminates a diffraction grating. The angular distance between two m=1 bright fringes is . What is the spacing between slits on the screen?

Solution

Problem 12.

A diffraction grating diffracts light at . What is the wavelength of the light if the grating has 1000 lines per mm?

Solution

Problem 13.

A diffraction grating is illuminated simultaneously with light of wavelength 600 nm and light with unknown wavelength. The third-order maximum of the unknown wavelength exactly overlap with the first-order maximum of the light with wavelength 600 nm. What is the unknown wavelength?

Solution

Problem 14.

A diffraction grating produces first-order maximum at  for the light with wavelength 600 nm. How many lines per millimeter does the grating have?

Problem 28.

What is the angular separation of two spectral lines of wavelengths 550 nm and 600 nm formed in order m=3 with a 529 line/mm grating?

Solution

Problem 29.

A grading with 800 lines/mm is illuminated with light of wavelength 550 nm. What is the angular separation between the two lines formed in order m=2?

Problem 39.

Assume that the limits of the visible spectrum are arbitrary chosen as 450 nm and 650 nm. Calculate the number of slits per millimeter of  grating that will spread the first order spectrum through the angle of

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